Home / 732,410.80-1,098,616.20-614,312.80

Finding the Fourth Proportional to 732,410.80, 1,098,616.20 and 614,312.80

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Solution

The fourth proportional to 732,410.80, 1,098,616.20 and 614,312.80 is: 921,469.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,410.80 : 1,098,616.20 = 614,312.80 : x
  2. Step 2: Convert to fraction form
    732,410.80/1,098,616.20 = 614,312.80/x
  3. Step 3: Cross multiply
    732,410.80x = 1,098,616.20 × 614,312.80
  4. Step 4: Simplify right side
    732,410.80x = 674,893,993,947.36
  5. Step 5: Solve for x
    x = 674,893,993,947.36/732,410.80
  6. Step 6: Final answer
    x = 921,469.20

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Double scale
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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.