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Finding the Fourth Proportional to 693,304, 1,039,824.48 and 337,960.64

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Solution

The fourth proportional to 693,304, 1,039,824.48 and 337,960.64 is: 506,876.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,304 : 1,039,824.48 = 337,960.64 : x
  2. Step 2: Convert to fraction form
    693,304/1,039,824.48 = 337,960.64/x
  3. Step 3: Cross multiply
    693,304x = 1,039,824.48 × 337,960.64
  4. Step 4: Simplify right side
    693,304x = 351,419,746,748.47
  5. Step 5: Solve for x
    x = 351,419,746,748.47/693,304
  6. Step 6: Final answer
    x = 506,876.85

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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.