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Finding the Fourth Proportional to 474,550.25, 711,772.72 and 119,564.24

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Solution

The fourth proportional to 474,550.25, 711,772.72 and 119,564.24 is: 179,333.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,550.25 : 711,772.72 = 119,564.24 : x
  2. Step 2: Convert to fraction form
    474,550.25/711,772.72 = 119,564.24/x
  3. Step 3: Cross multiply
    474,550.25x = 711,772.72 × 119,564.24
  4. Step 4: Simplify right side
    474,550.25x = 85,102,560,461.76
  5. Step 5: Solve for x
    x = 85,102,560,461.76/474,550.25
  6. Step 6: Final answer
    x = 179,333.09

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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.