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Finding the Fourth Proportional to 330,754.20, 495,506.96 and 195,414.42

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Solution

The fourth proportional to 330,754.20, 495,506.96 and 195,414.42 is: 292,752.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,754.20 : 495,506.96 = 195,414.42 : x
  2. Step 2: Convert to fraction form
    330,754.20/495,506.96 = 195,414.42/x
  3. Step 3: Cross multiply
    330,754.20x = 495,506.96 × 195,414.42
  4. Step 4: Simplify right side
    330,754.20x = 96,829,205,194.36
  5. Step 5: Solve for x
    x = 96,829,205,194.36/330,754.20
  6. Step 6: Final answer
    x = 292,752.76

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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.