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Finding the Fourth Proportional to 292,939.47, 404,299.58 and 185,519.52

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Solution

The fourth proportional to 292,939.47, 404,299.58 and 185,519.52 is: 256,044.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,939.47 : 404,299.58 = 185,519.52 : x
  2. Step 2: Convert to fraction form
    292,939.47/404,299.58 = 185,519.52/x
  3. Step 3: Cross multiply
    292,939.47x = 404,299.58 × 185,519.52
  4. Step 4: Simplify right side
    292,939.47x = 75,005,463,090.20
  5. Step 5: Solve for x
    x = 75,005,463,090.20/292,939.47
  6. Step 6: Final answer
    x = 256,044.24

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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.