Home / 1,463,998.20-2,195,748.12-398,791.08

Finding the Fourth Proportional to 1,463,998.20, 2,195,748.12 and 398,791.08

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Solution

The fourth proportional to 1,463,998.20, 2,195,748.12 and 398,791.08 is: 598,118.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,998.20 : 2,195,748.12 = 398,791.08 : x
  2. Step 2: Convert to fraction form
    1,463,998.20/2,195,748.12 = 398,791.08/x
  3. Step 3: Cross multiply
    1,463,998.20x = 2,195,748.12 × 398,791.08
  4. Step 4: Simplify right side
    1,463,998.20x = 875,644,764,182.77
  5. Step 5: Solve for x
    x = 875,644,764,182.77/1,463,998.20
  6. Step 6: Final answer
    x = 598,118.74

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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.