Home / 732,641.10-1,098,961.65-520,064.70

Finding the Fourth Proportional to 732,641.10, 1,098,961.65 and 520,064.70

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Solution

The fourth proportional to 732,641.10, 1,098,961.65 and 520,064.70 is: 780,097.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,641.10 : 1,098,961.65 = 520,064.70 : x
  2. Step 2: Convert to fraction form
    732,641.10/1,098,961.65 = 520,064.70/x
  3. Step 3: Cross multiply
    732,641.10x = 1,098,961.65 × 520,064.70
  4. Step 4: Simplify right side
    732,641.10x = 571,531,160,818.76
  5. Step 5: Solve for x
    x = 571,531,160,818.76/732,641.10
  6. Step 6: Final answer
    x = 780,097.05

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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.