Home / 726,148.99-1,002,098.48-403,859.23

Finding the Fourth Proportional to 726,148.99, 1,002,098.48 and 403,859.23

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Solution

The fourth proportional to 726,148.99, 1,002,098.48 and 403,859.23 is: 557,332.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,148.99 : 1,002,098.48 = 403,859.23 : x
  2. Step 2: Convert to fraction form
    726,148.99/1,002,098.48 = 403,859.23/x
  3. Step 3: Cross multiply
    726,148.99x = 1,002,098.48 × 403,859.23
  4. Step 4: Simplify right side
    726,148.99x = 404,706,720,516.97
  5. Step 5: Solve for x
    x = 404,706,720,516.97/726,148.99
  6. Step 6: Final answer
    x = 557,332.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.