Home / 1,254.24-1,882.20-474.96

Finding the Fourth Proportional to 1,254.24, 1,882.20 and 474.96

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Solution

The fourth proportional to 1,254.24, 1,882.20 and 474.96 is: 712.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254.24 : 1,882.20 = 474.96 : x
  2. Step 2: Convert to fraction form
    1,254.24/1,882.20 = 474.96/x
  3. Step 3: Cross multiply
    1,254.24x = 1,882.20 × 474.96
  4. Step 4: Simplify right side
    1,254.24x = 893,969.71
  5. Step 5: Solve for x
    x = 893,969.71/1,254.24
  6. Step 6: Final answer
    x = 712.76

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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.