Home / 749,040.10-1,123,560.15-250,339.30

Finding the Fourth Proportional to 749,040.10, 1,123,560.15 and 250,339.30

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Solution

The fourth proportional to 749,040.10, 1,123,560.15 and 250,339.30 is: 375,508.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,040.10 : 1,123,560.15 = 250,339.30 : x
  2. Step 2: Convert to fraction form
    749,040.10/1,123,560.15 = 250,339.30/x
  3. Step 3: Cross multiply
    749,040.10x = 1,123,560.15 × 250,339.30
  4. Step 4: Simplify right side
    749,040.10x = 281,271,261,458.90
  5. Step 5: Solve for x
    x = 281,271,261,458.90/749,040.10
  6. Step 6: Final answer
    x = 375,508.95

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Half scale
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Double scale
Find fourth proportional to 749,041.10, 1,123,561.65 and 250,340.30
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.