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Finding the Fourth Proportional to 531.02, 796.07 and 433.52

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Solution

The fourth proportional to 531.02, 796.07 and 433.52 is: 649.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.02 : 796.07 = 433.52 : x
  2. Step 2: Convert to fraction form
    531.02/796.07 = 433.52/x
  3. Step 3: Cross multiply
    531.02x = 796.07 × 433.52
  4. Step 4: Simplify right side
    531.02x = 345,106.12
  5. Step 5: Solve for x
    x = 345,106.12/531.02
  6. Step 6: Final answer
    x = 649.90

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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.