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Finding the Fourth Proportional to 616,333.43, 850,538.25 and 344,401.58

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Solution

The fourth proportional to 616,333.43, 850,538.25 and 344,401.58 is: 475,273.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,333.43 : 850,538.25 = 344,401.58 : x
  2. Step 2: Convert to fraction form
    616,333.43/850,538.25 = 344,401.58/x
  3. Step 3: Cross multiply
    616,333.43x = 850,538.25 × 344,401.58
  4. Step 4: Simplify right side
    616,333.43x = 292,926,712,897.74
  5. Step 5: Solve for x
    x = 292,926,712,897.74/616,333.43
  6. Step 6: Final answer
    x = 475,273.12

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1.5x scale

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.