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Finding the Fourth Proportional to 616,333.59, 850,536.21 and 344,402.17

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Solution

The fourth proportional to 616,333.59, 850,536.21 and 344,402.17 is: 475,272.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,333.59 : 850,536.21 = 344,402.17 : x
  2. Step 2: Convert to fraction form
    616,333.59/850,536.21 = 344,402.17/x
  3. Step 3: Cross multiply
    616,333.59x = 850,536.21 × 344,402.17
  4. Step 4: Simplify right side
    616,333.59x = 292,926,515,552.74
  5. Step 5: Solve for x
    x = 292,926,515,552.74/616,333.59
  6. Step 6: Final answer
    x = 475,272.68

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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.