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Finding the Fourth Proportional to 395,032.96, 592,548.48 and 132,376.96

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Solution

The fourth proportional to 395,032.96, 592,548.48 and 132,376.96 is: 198,565.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,032.96 : 592,548.48 = 132,376.96 : x
  2. Step 2: Convert to fraction form
    395,032.96/592,548.48 = 132,376.96/x
  3. Step 3: Cross multiply
    395,032.96x = 592,548.48 × 132,376.96
  4. Step 4: Simplify right side
    395,032.96x = 78,439,766,435.02
  5. Step 5: Solve for x
    x = 78,439,766,435.02/395,032.96
  6. Step 6: Final answer
    x = 198,565.12

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1.5x scale

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.