Home / 749,000.20-1,123,500.30-250,364.20

Finding the Fourth Proportional to 749,000.20, 1,123,500.30 and 250,364.20

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Solution

The fourth proportional to 749,000.20, 1,123,500.30 and 250,364.20 is: 375,546.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,000.20 : 1,123,500.30 = 250,364.20 : x
  2. Step 2: Convert to fraction form
    749,000.20/1,123,500.30 = 250,364.20/x
  3. Step 3: Cross multiply
    749,000.20x = 1,123,500.30 × 250,364.20
  4. Step 4: Simplify right side
    749,000.20x = 281,284,253,809.26
  5. Step 5: Solve for x
    x = 281,284,253,809.26/749,000.20
  6. Step 6: Final answer
    x = 375,546.30

Related Problems

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Half scale
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Double scale
Find fourth proportional to 749,001.20, 1,123,501.80 and 250,365.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.