Home / 749,021.20-1,123,531.80-250,385.20

Finding the Fourth Proportional to 749,021.20, 1,123,531.80 and 250,385.20

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Solution

The fourth proportional to 749,021.20, 1,123,531.80 and 250,385.20 is: 375,577.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,021.20 : 1,123,531.80 = 250,385.20 : x
  2. Step 2: Convert to fraction form
    749,021.20/1,123,531.80 = 250,385.20/x
  3. Step 3: Cross multiply
    749,021.20x = 1,123,531.80 × 250,385.20
  4. Step 4: Simplify right side
    749,021.20x = 281,315,734,449.36
  5. Step 5: Solve for x
    x = 281,315,734,449.36/749,021.20
  6. Step 6: Final answer
    x = 375,577.80

Related Problems

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Half scale
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Double scale
Find fourth proportional to 749,022.20, 1,123,533.30 and 250,386.20
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.