Home / 378,232.65-567,521.19-141,593.76

Finding the Fourth Proportional to 378,232.65, 567,521.19 and 141,593.76

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Solution

The fourth proportional to 378,232.65, 567,521.19 and 141,593.76 is: 212,455.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,232.65 : 567,521.19 = 141,593.76 : x
  2. Step 2: Convert to fraction form
    378,232.65/567,521.19 = 141,593.76/x
  3. Step 3: Cross multiply
    378,232.65x = 567,521.19 × 141,593.76
  4. Step 4: Simplify right side
    378,232.65x = 80,357,459,171.77
  5. Step 5: Solve for x
    x = 80,357,459,171.77/378,232.65
  6. Step 6: Final answer
    x = 212,455.11

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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.