Home / 629,924.80-944,887.20-314,340.70

Finding the Fourth Proportional to 629,924.80, 944,887.20 and 314,340.70

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Solution

The fourth proportional to 629,924.80, 944,887.20 and 314,340.70 is: 471,511.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,924.80 : 944,887.20 = 314,340.70 : x
  2. Step 2: Convert to fraction form
    629,924.80/944,887.20 = 314,340.70/x
  3. Step 3: Cross multiply
    629,924.80x = 944,887.20 × 314,340.70
  4. Step 4: Simplify right side
    629,924.80x = 297,016,503,869.04
  5. Step 5: Solve for x
    x = 297,016,503,869.04/629,924.80
  6. Step 6: Final answer
    x = 471,511.05

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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.