Home / 629,923.30-944,884.95-488,205.70

Finding the Fourth Proportional to 629,923.30, 944,884.95 and 488,205.70

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Solution

The fourth proportional to 629,923.30, 944,884.95 and 488,205.70 is: 732,308.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,923.30 : 944,884.95 = 488,205.70 : x
  2. Step 2: Convert to fraction form
    629,923.30/944,884.95 = 488,205.70/x
  3. Step 3: Cross multiply
    629,923.30x = 944,884.95 × 488,205.70
  4. Step 4: Simplify right side
    629,923.30x = 461,298,218,434.22
  5. Step 5: Solve for x
    x = 461,298,218,434.22/629,923.30
  6. Step 6: Final answer
    x = 732,308.55

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Double scale
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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.