Home / 945,998.70-1,418,998.05-496,545.90

Finding the Fourth Proportional to 945,998.70, 1,418,998.05 and 496,545.90

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Solution

The fourth proportional to 945,998.70, 1,418,998.05 and 496,545.90 is: 744,818.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,998.70 : 1,418,998.05 = 496,545.90 : x
  2. Step 2: Convert to fraction form
    945,998.70/1,418,998.05 = 496,545.90/x
  3. Step 3: Cross multiply
    945,998.70x = 1,418,998.05 × 496,545.90
  4. Step 4: Simplify right side
    945,998.70x = 704,597,663,835.50
  5. Step 5: Solve for x
    x = 704,597,663,835.50/945,998.70
  6. Step 6: Final answer
    x = 744,818.85

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Similar ratio
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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.