Home / 762,227.28-1,143,342.27-229,900.68

Finding the Fourth Proportional to 762,227.28, 1,143,342.27 and 229,900.68

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Solution

The fourth proportional to 762,227.28, 1,143,342.27 and 229,900.68 is: 344,851.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,227.28 : 1,143,342.27 = 229,900.68 : x
  2. Step 2: Convert to fraction form
    762,227.28/1,143,342.27 = 229,900.68/x
  3. Step 3: Cross multiply
    762,227.28x = 1,143,342.27 × 229,900.68
  4. Step 4: Simplify right side
    762,227.28x = 262,855,165,345.74
  5. Step 5: Solve for x
    x = 262,855,165,345.74/762,227.28
  6. Step 6: Final answer
    x = 344,851.43

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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.