Home / 1,232.72-1,849.08-617.18

Finding the Fourth Proportional to 1,232.72, 1,849.08 and 617.18

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Solution

The fourth proportional to 1,232.72, 1,849.08 and 617.18 is: 925.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232.72 : 1,849.08 = 617.18 : x
  2. Step 2: Convert to fraction form
    1,232.72/1,849.08 = 617.18/x
  3. Step 3: Cross multiply
    1,232.72x = 1,849.08 × 617.18
  4. Step 4: Simplify right side
    1,232.72x = 1,141,215.19
  5. Step 5: Solve for x
    x = 1,141,215.19/1,232.72
  6. Step 6: Final answer
    x = 925.77

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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.