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Finding the Fourth Proportional to 332,431.74, 458,755.92 and 181,528.74

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Solution

The fourth proportional to 332,431.74, 458,755.92 and 181,528.74 is: 250,509.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,431.74 : 458,755.92 = 181,528.74 : x
  2. Step 2: Convert to fraction form
    332,431.74/458,755.92 = 181,528.74/x
  3. Step 3: Cross multiply
    332,431.74x = 458,755.92 × 181,528.74
  4. Step 4: Simplify right side
    332,431.74x = 83,277,384,125.14
  5. Step 5: Solve for x
    x = 83,277,384,125.14/332,431.74
  6. Step 6: Final answer
    x = 250,509.73

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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.