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Finding the Fourth Proportional to 588,970.89, 812,757.69 and 359,911.22

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Solution

The fourth proportional to 588,970.89, 812,757.69 and 359,911.22 is: 496,663.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,970.89 : 812,757.69 = 359,911.22 : x
  2. Step 2: Convert to fraction form
    588,970.89/812,757.69 = 359,911.22/x
  3. Step 3: Cross multiply
    588,970.89x = 812,757.69 × 359,911.22
  4. Step 4: Simplify right side
    588,970.89x = 292,520,607,708.49
  5. Step 5: Solve for x
    x = 292,520,607,708.49/588,970.89
  6. Step 6: Final answer
    x = 496,663.95

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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.