Home / 629,983.80-944,979.48-156,669.18

Finding the Fourth Proportional to 629,983.80, 944,979.48 and 156,669.18

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Solution

The fourth proportional to 629,983.80, 944,979.48 and 156,669.18 is: 235,004.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,983.80 : 944,979.48 = 156,669.18 : x
  2. Step 2: Convert to fraction form
    629,983.80/944,979.48 = 156,669.18/x
  3. Step 3: Cross multiply
    629,983.80x = 944,979.48 × 156,669.18
  4. Step 4: Simplify right side
    629,983.80x = 148,049,160,248.43
  5. Step 5: Solve for x
    x = 148,049,160,248.43/629,983.80
  6. Step 6: Final answer
    x = 235,004.71

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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.