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Finding the Fourth Proportional to 1,353.92, 2,030.87 and 532.27

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Solution

The fourth proportional to 1,353.92, 2,030.87 and 532.27 is: 798.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353.92 : 2,030.87 = 532.27 : x
  2. Step 2: Convert to fraction form
    1,353.92/2,030.87 = 532.27/x
  3. Step 3: Cross multiply
    1,353.92x = 2,030.87 × 532.27
  4. Step 4: Simplify right side
    1,353.92x = 1,080,975.04
  5. Step 5: Solve for x
    x = 1,080,975.04/1,353.92
  6. Step 6: Final answer
    x = 798.41

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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.