Home / 787,761.19-1,181,715.27-610,467.16

Finding the Fourth Proportional to 787,761.19, 1,181,715.27 and 610,467.16

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Solution

The fourth proportional to 787,761.19, 1,181,715.27 and 610,467.16 is: 915,757.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,761.19 : 1,181,715.27 = 610,467.16 : x
  2. Step 2: Convert to fraction form
    787,761.19/1,181,715.27 = 610,467.16/x
  3. Step 3: Cross multiply
    787,761.19x = 1,181,715.27 × 610,467.16
  4. Step 4: Simplify right side
    787,761.19x = 721,398,364,805.53
  5. Step 5: Solve for x
    x = 721,398,364,805.53/787,761.19
  6. Step 6: Final answer
    x = 915,757.69

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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.