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Finding the Fourth Proportional to 965.08, 1,448.02 and 532.20

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Solution

The fourth proportional to 965.08, 1,448.02 and 532.20 is: 798.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    965.08 : 1,448.02 = 532.20 : x
  2. Step 2: Convert to fraction form
    965.08/1,448.02 = 532.20/x
  3. Step 3: Cross multiply
    965.08x = 1,448.02 × 532.20
  4. Step 4: Simplify right side
    965.08x = 770,636.24
  5. Step 5: Solve for x
    x = 770,636.24/965.08
  6. Step 6: Final answer
    x = 798.52

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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.