Home / 726,130.67-1,002,046.01-403,833.83

Finding the Fourth Proportional to 726,130.67, 1,002,046.01 and 403,833.83

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Solution

The fourth proportional to 726,130.67, 1,002,046.01 and 403,833.83 is: 557,282.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,130.67 : 1,002,046.01 = 403,833.83 : x
  2. Step 2: Convert to fraction form
    726,130.67/1,002,046.01 = 403,833.83/x
  3. Step 3: Cross multiply
    726,130.67x = 1,002,046.01 × 403,833.83
  4. Step 4: Simplify right side
    726,130.67x = 404,660,071,025.12
  5. Step 5: Solve for x
    x = 404,660,071,025.12/726,130.67
  6. Step 6: Final answer
    x = 557,282.72

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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.