Home / 629,578.19-944,646.14-329,987.54

Finding the Fourth Proportional to 629,578.19, 944,646.14 and 329,987.54

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Solution

The fourth proportional to 629,578.19, 944,646.14 and 329,987.54 is: 495,127.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,578.19 : 944,646.14 = 329,987.54 : x
  2. Step 2: Convert to fraction form
    629,578.19/944,646.14 = 329,987.54/x
  3. Step 3: Cross multiply
    629,578.19x = 944,646.14 × 329,987.54
  4. Step 4: Simplify right side
    629,578.19x = 311,721,459,095.68
  5. Step 5: Solve for x
    x = 311,721,459,095.68/629,578.19
  6. Step 6: Final answer
    x = 495,127.47

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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.