Home / 746,187.46-1,119,517.82-266,404.98

Finding the Fourth Proportional to 746,187.46, 1,119,517.82 and 266,404.98

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Solution

The fourth proportional to 746,187.46, 1,119,517.82 and 266,404.98 is: 399,691.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,187.46 : 1,119,517.82 = 266,404.98 : x
  2. Step 2: Convert to fraction form
    746,187.46/1,119,517.82 = 266,404.98/x
  3. Step 3: Cross multiply
    746,187.46x = 1,119,517.82 × 266,404.98
  4. Step 4: Simplify right side
    746,187.46x = 298,245,122,446.74
  5. Step 5: Solve for x
    x = 298,245,122,446.74/746,187.46
  6. Step 6: Final answer
    x = 399,691.95

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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.