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Finding the Fourth Proportional to 573,937.03, 791,819.17 and 358,995.43

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Solution

The fourth proportional to 573,937.03, 791,819.17 and 358,995.43 is: 495,279.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,937.03 : 791,819.17 = 358,995.43 : x
  2. Step 2: Convert to fraction form
    573,937.03/791,819.17 = 358,995.43/x
  3. Step 3: Cross multiply
    573,937.03x = 791,819.17 × 358,995.43
  4. Step 4: Simplify right side
    573,937.03x = 284,259,463,416.39
  5. Step 5: Solve for x
    x = 284,259,463,416.39/573,937.03
  6. Step 6: Final answer
    x = 495,279.88

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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.