Home / 658,351.13-908,524.55-356,545.13

Finding the Fourth Proportional to 658,351.13, 908,524.55 and 356,545.13

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Solution

The fourth proportional to 658,351.13, 908,524.55 and 356,545.13 is: 492,032.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,351.13 : 908,524.55 = 356,545.13 : x
  2. Step 2: Convert to fraction form
    658,351.13/908,524.55 = 356,545.13/x
  3. Step 3: Cross multiply
    658,351.13x = 908,524.55 × 356,545.13
  4. Step 4: Simplify right side
    658,351.13x = 323,930,000,136.68
  5. Step 5: Solve for x
    x = 323,930,000,136.68/658,351.13
  6. Step 6: Final answer
    x = 492,032.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.