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Finding the Fourth Proportional to 732,613.60, 1,098,045.60 and 377,444.80

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Solution

The fourth proportional to 732,613.60, 1,098,045.60 and 377,444.80 is: 565,716.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,613.60 : 1,098,045.60 = 377,444.80 : x
  2. Step 2: Convert to fraction form
    732,613.60/1,098,045.60 = 377,444.80/x
  3. Step 3: Cross multiply
    732,613.60x = 1,098,045.60 × 377,444.80
  4. Step 4: Simplify right side
    732,613.60x = 414,451,601,882.88
  5. Step 5: Solve for x
    x = 414,451,601,882.88/732,613.60
  6. Step 6: Final answer
    x = 565,716.50

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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.