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Finding the Fourth Proportional to 474,449.68, 711,042.72 and 174,653.29

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Solution

The fourth proportional to 474,449.68, 711,042.72 and 174,653.29 is: 261,747.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,449.68 : 711,042.72 = 174,653.29 : x
  2. Step 2: Convert to fraction form
    474,449.68/711,042.72 = 174,653.29/x
  3. Step 3: Cross multiply
    474,449.68x = 711,042.72 × 174,653.29
  4. Step 4: Simplify right side
    474,449.68x = 124,185,950,378.55
  5. Step 5: Solve for x
    x = 124,185,950,378.55/474,449.68
  6. Step 6: Final answer
    x = 261,747.36

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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.