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Finding the Fourth Proportional to 330,196.32, 495,294.48 and 119,833.92

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Solution

The fourth proportional to 330,196.32, 495,294.48 and 119,833.92 is: 179,750.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,196.32 : 495,294.48 = 119,833.92 : x
  2. Step 2: Convert to fraction form
    330,196.32/495,294.48 = 119,833.92/x
  3. Step 3: Cross multiply
    330,196.32x = 495,294.48 × 119,833.92
  4. Step 4: Simplify right side
    330,196.32x = 59,353,079,092.76
  5. Step 5: Solve for x
    x = 59,353,079,092.76/330,196.32
  6. Step 6: Final answer
    x = 179,750.88

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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.