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Finding the Fourth Proportional to 616,248.80, 924,373.20 and 413,295.20

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Solution

The fourth proportional to 616,248.80, 924,373.20 and 413,295.20 is: 619,942.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,248.80 : 924,373.20 = 413,295.20 : x
  2. Step 2: Convert to fraction form
    616,248.80/924,373.20 = 413,295.20/x
  3. Step 3: Cross multiply
    616,248.80x = 924,373.20 × 413,295.20
  4. Step 4: Simplify right side
    616,248.80x = 382,039,006,568.64
  5. Step 5: Solve for x
    x = 382,039,006,568.64/616,248.80
  6. Step 6: Final answer
    x = 619,942.80

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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.