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Finding the Fourth Proportional to 650.04, 972.90 and 534.48

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Solution

The fourth proportional to 650.04, 972.90 and 534.48 is: 799.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    650.04 : 972.90 = 534.48 : x
  2. Step 2: Convert to fraction form
    650.04/972.90 = 534.48/x
  3. Step 3: Cross multiply
    650.04x = 972.90 × 534.48
  4. Step 4: Simplify right side
    650.04x = 519,995.59
  5. Step 5: Solve for x
    x = 519,995.59/650.04
  6. Step 6: Final answer
    x = 799.94

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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.