Home / 496,278.20-744,417.30-446,511.80

Finding the Fourth Proportional to 496,278.20, 744,417.30 and 446,511.80

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Solution

The fourth proportional to 496,278.20, 744,417.30 and 446,511.80 is: 669,767.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,278.20 : 744,417.30 = 446,511.80 : x
  2. Step 2: Convert to fraction form
    496,278.20/744,417.30 = 446,511.80/x
  3. Step 3: Cross multiply
    496,278.20x = 744,417.30 × 446,511.80
  4. Step 4: Simplify right side
    496,278.20x = 332,391,108,574.14
  5. Step 5: Solve for x
    x = 332,391,108,574.14/496,278.20
  6. Step 6: Final answer
    x = 669,767.70

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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.