Home / 1,232.16-1,846.56-581.76

Finding the Fourth Proportional to 1,232.16, 1,846.56 and 581.76

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Solution

The fourth proportional to 1,232.16, 1,846.56 and 581.76 is: 871.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232.16 : 1,846.56 = 581.76 : x
  2. Step 2: Convert to fraction form
    1,232.16/1,846.56 = 581.76/x
  3. Step 3: Cross multiply
    1,232.16x = 1,846.56 × 581.76
  4. Step 4: Simplify right side
    1,232.16x = 1,074,254.75
  5. Step 5: Solve for x
    x = 1,074,254.75/1,232.16
  6. Step 6: Final answer
    x = 871.85

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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.