Home / 825,716.17-1,238,576.15-226,685.53

Finding the Fourth Proportional to 825,716.17, 1,238,576.15 and 226,685.53

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Solution

The fourth proportional to 825,716.17, 1,238,576.15 and 226,685.53 is: 340,028.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,716.17 : 1,238,576.15 = 226,685.53 : x
  2. Step 2: Convert to fraction form
    825,716.17/1,238,576.15 = 226,685.53/x
  3. Step 3: Cross multiply
    825,716.17x = 1,238,576.15 × 226,685.53
  4. Step 4: Simplify right side
    825,716.17x = 280,767,291,008.11
  5. Step 5: Solve for x
    x = 280,767,291,008.11/825,716.17
  6. Step 6: Final answer
    x = 340,028.82

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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.