Home / 1,148.46-1,723.11-532.18

Finding the Fourth Proportional to 1,148.46, 1,723.11 and 532.18

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Solution

The fourth proportional to 1,148.46, 1,723.11 and 532.18 is: 798.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148.46 : 1,723.11 = 532.18 : x
  2. Step 2: Convert to fraction form
    1,148.46/1,723.11 = 532.18/x
  3. Step 3: Cross multiply
    1,148.46x = 1,723.11 × 532.18
  4. Step 4: Simplify right side
    1,148.46x = 917,004.68
  5. Step 5: Solve for x
    x = 917,004.68/1,148.46
  6. Step 6: Final answer
    x = 798.46

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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.