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Finding the Fourth Proportional to 338,142, 466,632.62 and 183,092.55

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Solution

The fourth proportional to 338,142, 466,632.62 and 183,092.55 is: 252,665.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,142 : 466,632.62 = 183,092.55 : x
  2. Step 2: Convert to fraction form
    338,142/466,632.62 = 183,092.55/x
  3. Step 3: Cross multiply
    338,142x = 466,632.62 × 183,092.55
  4. Step 4: Simplify right side
    338,142x = 85,436,955,393.52
  5. Step 5: Solve for x
    x = 85,436,955,393.52/338,142
  6. Step 6: Final answer
    x = 252,665.91

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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.