Home / 1,549.24-2,324.76-625.20

Finding the Fourth Proportional to 1,549.24, 2,324.76 and 625.20

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Solution

The fourth proportional to 1,549.24, 2,324.76 and 625.20 is: 938.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549.24 : 2,324.76 = 625.20 : x
  2. Step 2: Convert to fraction form
    1,549.24/2,324.76 = 625.20/x
  3. Step 3: Cross multiply
    1,549.24x = 2,324.76 × 625.20
  4. Step 4: Simplify right side
    1,549.24x = 1,453,439.95
  5. Step 5: Solve for x
    x = 1,453,439.95/1,549.24
  6. Step 6: Final answer
    x = 938.16

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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.