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Finding the Fourth Proportional to 833.24, 1,150.02 and 522.56

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Solution

The fourth proportional to 833.24, 1,150.02 and 522.56 is: 721.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    833.24 : 1,150.02 = 522.56 : x
  2. Step 2: Convert to fraction form
    833.24/1,150.02 = 522.56/x
  3. Step 3: Cross multiply
    833.24x = 1,150.02 × 522.56
  4. Step 4: Simplify right side
    833.24x = 600,954.45
  5. Step 5: Solve for x
    x = 600,954.45/833.24
  6. Step 6: Final answer
    x = 721.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.