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Finding the Fourth Proportional to 317,449.85, 476,119.64 and 125,273.00

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Solution

The fourth proportional to 317,449.85, 476,119.64 and 125,273.00 is: 187,887.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,449.85 : 476,119.64 = 125,273.00 : x
  2. Step 2: Convert to fraction form
    317,449.85/476,119.64 = 125,273.00/x
  3. Step 3: Cross multiply
    317,449.85x = 476,119.64 × 125,273.00
  4. Step 4: Simplify right side
    317,449.85x = 59,644,932,654.76
  5. Step 5: Solve for x
    x = 59,644,932,654.76/317,449.85
  6. Step 6: Final answer
    x = 187,887.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.