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Finding the Fourth Proportional to 332,159.30, 458,394.43 and 186,974.45

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Solution

The fourth proportional to 332,159.30, 458,394.43 and 186,974.45 is: 258,032.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,159.30 : 458,394.43 = 186,974.45 : x
  2. Step 2: Convert to fraction form
    332,159.30/458,394.43 = 186,974.45/x
  3. Step 3: Cross multiply
    332,159.30x = 458,394.43 × 186,974.45
  4. Step 4: Simplify right side
    332,159.30x = 85,708,046,432.31
  5. Step 5: Solve for x
    x = 85,708,046,432.31/332,159.30
  6. Step 6: Final answer
    x = 258,032.96

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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.