Home / 787,758.69-1,181,711.52-610,464.66

Finding the Fourth Proportional to 787,758.69, 1,181,711.52 and 610,464.66

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Solution

The fourth proportional to 787,758.69, 1,181,711.52 and 610,464.66 is: 915,753.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,758.69 : 1,181,711.52 = 610,464.66 : x
  2. Step 2: Convert to fraction form
    787,758.69/1,181,711.52 = 610,464.66/x
  3. Step 3: Cross multiply
    787,758.69x = 1,181,711.52 × 610,464.66
  4. Step 4: Simplify right side
    787,758.69x = 721,393,121,274.88
  5. Step 5: Solve for x
    x = 721,393,121,274.88/787,758.69
  6. Step 6: Final answer
    x = 915,753.94

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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.