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Finding the Fourth Proportional to 292,886.52, 404,179.02 and 165,557.64

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Solution

The fourth proportional to 292,886.52, 404,179.02 and 165,557.64 is: 228,467.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,886.52 : 404,179.02 = 165,557.64 : x
  2. Step 2: Convert to fraction form
    292,886.52/404,179.02 = 165,557.64/x
  3. Step 3: Cross multiply
    292,886.52x = 404,179.02 × 165,557.64
  4. Step 4: Simplify right side
    292,886.52x = 66,914,924,688.71
  5. Step 5: Solve for x
    x = 66,914,924,688.71/292,886.52
  6. Step 6: Final answer
    x = 228,467.07

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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.