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Finding the Fourth Proportional to 332,042.42, 458,217.96 and 181,139.42

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Solution

The fourth proportional to 332,042.42, 458,217.96 and 181,139.42 is: 249,972.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,042.42 : 458,217.96 = 181,139.42 : x
  2. Step 2: Convert to fraction form
    332,042.42/458,217.96 = 181,139.42/x
  3. Step 3: Cross multiply
    332,042.42x = 458,217.96 × 181,139.42
  4. Step 4: Simplify right side
    332,042.42x = 83,001,335,507.98
  5. Step 5: Solve for x
    x = 83,001,335,507.98/332,042.42
  6. Step 6: Final answer
    x = 249,972.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.