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Finding the Fourth Proportional to 292,854.69, 404,160.03 and 165,531.33

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Solution

The fourth proportional to 292,854.69, 404,160.03 and 165,531.33 is: 228,444.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,854.69 : 404,160.03 = 165,531.33 : x
  2. Step 2: Convert to fraction form
    292,854.69/404,160.03 = 165,531.33/x
  3. Step 3: Cross multiply
    292,854.69x = 404,160.03 × 165,531.33
  4. Step 4: Simplify right side
    292,854.69x = 66,901,147,298.74
  5. Step 5: Solve for x
    x = 66,901,147,298.74/292,854.69
  6. Step 6: Final answer
    x = 228,444.86

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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.