Home / 726,834.67-1,003,064.88-404,565.17

Finding the Fourth Proportional to 726,834.67, 1,003,064.88 and 404,565.17

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Solution

The fourth proportional to 726,834.67, 1,003,064.88 and 404,565.17 is: 558,318.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,834.67 : 1,003,064.88 = 404,565.17 : x
  2. Step 2: Convert to fraction form
    726,834.67/1,003,064.88 = 404,565.17/x
  3. Step 3: Cross multiply
    726,834.67x = 1,003,064.88 × 404,565.17
  4. Step 4: Simplify right side
    726,834.67x = 405,805,110,200.03
  5. Step 5: Solve for x
    x = 405,805,110,200.03/726,834.67
  6. Step 6: Final answer
    x = 558,318.32

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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.