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Finding the Fourth Proportional to 434,951.46, 600,495.39 and 284,310.90

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Solution

The fourth proportional to 434,951.46, 600,495.39 and 284,310.90 is: 392,520.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,951.46 : 600,495.39 = 284,310.90 : x
  2. Step 2: Convert to fraction form
    434,951.46/600,495.39 = 284,310.90/x
  3. Step 3: Cross multiply
    434,951.46x = 600,495.39 × 284,310.90
  4. Step 4: Simplify right side
    434,951.46x = 170,727,384,776.75
  5. Step 5: Solve for x
    x = 170,727,384,776.75/434,951.46
  6. Step 6: Final answer
    x = 392,520.55

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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.