Home / 992,797.97-1,488,160.15-486,658.13

Finding the Fourth Proportional to 992,797.97, 1,488,160.15 and 486,658.13

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Solution

The fourth proportional to 992,797.97, 1,488,160.15 and 486,658.13 is: 729,478.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,797.97 : 1,488,160.15 = 486,658.13 : x
  2. Step 2: Convert to fraction form
    992,797.97/1,488,160.15 = 486,658.13/x
  3. Step 3: Cross multiply
    992,797.97x = 1,488,160.15 × 486,658.13
  4. Step 4: Simplify right side
    992,797.97x = 724,225,227,082.07
  5. Step 5: Solve for x
    x = 724,225,227,082.07/992,797.97
  6. Step 6: Final answer
    x = 729,478.96

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Double scale
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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.