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Finding the Fourth Proportional to 474,567.79, 711,843.45 and 119,573.95

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Solution

The fourth proportional to 474,567.79, 711,843.45 and 119,573.95 is: 179,358.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,567.79 : 711,843.45 = 119,573.95 : x
  2. Step 2: Convert to fraction form
    474,567.79/711,843.45 = 119,573.95/x
  3. Step 3: Cross multiply
    474,567.79x = 711,843.45 × 119,573.95
  4. Step 4: Simplify right side
    474,567.79x = 85,117,933,098.13
  5. Step 5: Solve for x
    x = 85,117,933,098.13/474,567.79
  6. Step 6: Final answer
    x = 179,358.85

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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.