Home / 629,416.38-944,117.28-376,767.48

Finding the Fourth Proportional to 629,416.38, 944,117.28 and 376,767.48

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Solution

The fourth proportional to 629,416.38, 944,117.28 and 376,767.48 is: 565,146.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,416.38 : 944,117.28 = 376,767.48 : x
  2. Step 2: Convert to fraction form
    629,416.38/944,117.28 = 376,767.48/x
  3. Step 3: Cross multiply
    629,416.38x = 944,117.28 × 376,767.48
  4. Step 4: Simplify right side
    629,416.38x = 355,712,688,410.05
  5. Step 5: Solve for x
    x = 355,712,688,410.05/629,416.38
  6. Step 6: Final answer
    x = 565,146.86

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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.