Home / 1,025.02-1,414.26-632.14

Finding the Fourth Proportional to 1,025.02, 1,414.26 and 632.14

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Solution

The fourth proportional to 1,025.02, 1,414.26 and 632.14 is: 872.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025.02 : 1,414.26 = 632.14 : x
  2. Step 2: Convert to fraction form
    1,025.02/1,414.26 = 632.14/x
  3. Step 3: Cross multiply
    1,025.02x = 1,414.26 × 632.14
  4. Step 4: Simplify right side
    1,025.02x = 894,010.32
  5. Step 5: Solve for x
    x = 894,010.32/1,025.02
  6. Step 6: Final answer
    x = 872.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.