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Finding the Fourth Proportional to 474,169.52, 711,106.31 and 158,552.75

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Solution

The fourth proportional to 474,169.52, 711,106.31 and 158,552.75 is: 237,779.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,169.52 : 711,106.31 = 158,552.75 : x
  2. Step 2: Convert to fraction form
    474,169.52/711,106.31 = 158,552.75/x
  3. Step 3: Cross multiply
    474,169.52x = 711,106.31 × 158,552.75
  4. Step 4: Simplify right side
    474,169.52x = 112,747,857,833.70
  5. Step 5: Solve for x
    x = 112,747,857,833.70/474,169.52
  6. Step 6: Final answer
    x = 237,779.64

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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.