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Finding the Fourth Proportional to 474,559.29, 711,786.24 and 119,573.28

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Solution

The fourth proportional to 474,559.29, 711,786.24 and 119,573.28 is: 179,346.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,559.29 : 711,786.24 = 119,573.28 : x
  2. Step 2: Convert to fraction form
    474,559.29/711,786.24 = 119,573.28/x
  3. Step 3: Cross multiply
    474,559.29x = 711,786.24 × 119,573.28
  4. Step 4: Simplify right side
    474,559.29x = 85,110,615,375.67
  5. Step 5: Solve for x
    x = 85,110,615,375.67/474,559.29
  6. Step 6: Final answer
    x = 179,346.64

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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.