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Finding the Fourth Proportional to 833.52, 1,250.82 and 468.60

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Solution

The fourth proportional to 833.52, 1,250.82 and 468.60 is: 703.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    833.52 : 1,250.82 = 468.60 : x
  2. Step 2: Convert to fraction form
    833.52/1,250.82 = 468.60/x
  3. Step 3: Cross multiply
    833.52x = 1,250.82 × 468.60
  4. Step 4: Simplify right side
    833.52x = 586,134.25
  5. Step 5: Solve for x
    x = 586,134.25/833.52
  6. Step 6: Final answer
    x = 703.20

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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.