Home / 1,107,523.45-1,660,793.10-433,380.70

Finding the Fourth Proportional to 1,107,523.45, 1,660,793.10 and 433,380.70

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Solution

The fourth proportional to 1,107,523.45, 1,660,793.10 and 433,380.70 is: 649,878.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,523.45 : 1,660,793.10 = 433,380.70 : x
  2. Step 2: Convert to fraction form
    1,107,523.45/1,660,793.10 = 433,380.70/x
  3. Step 3: Cross multiply
    1,107,523.45x = 1,660,793.10 × 433,380.70
  4. Step 4: Simplify right side
    1,107,523.45x = 719,755,676,233.17
  5. Step 5: Solve for x
    x = 719,755,676,233.17/1,107,523.45
  6. Step 6: Final answer
    x = 649,878.50

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Double scale
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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.