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Finding the Fourth Proportional to 471,752.52, 707,631.21 and 134,833.02

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Solution

The fourth proportional to 471,752.52, 707,631.21 and 134,833.02 is: 202,250.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,752.52 : 707,631.21 = 134,833.02 : x
  2. Step 2: Convert to fraction form
    471,752.52/707,631.21 = 134,833.02/x
  3. Step 3: Cross multiply
    471,752.52x = 707,631.21 × 134,833.02
  4. Step 4: Simplify right side
    471,752.52x = 95,412,053,090.55
  5. Step 5: Solve for x
    x = 95,412,053,090.55/471,752.52
  6. Step 6: Final answer
    x = 202,250.22

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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.