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Finding the Fourth Proportional to 500,690.19, 748,286.42 and 366,037.73

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Solution

The fourth proportional to 500,690.19, 748,286.42 and 366,037.73 is: 547,046.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,690.19 : 748,286.42 = 366,037.73 : x
  2. Step 2: Convert to fraction form
    500,690.19/748,286.42 = 366,037.73/x
  3. Step 3: Cross multiply
    500,690.19x = 748,286.42 × 366,037.73
  4. Step 4: Simplify right side
    500,690.19x = 273,901,056,995.01
  5. Step 5: Solve for x
    x = 273,901,056,995.01/500,690.19
  6. Step 6: Final answer
    x = 547,046.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.