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Finding the Fourth Proportional to 650.00, 972.59 and 576.29

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Solution

The fourth proportional to 650.00, 972.59 and 576.29 is: 862.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    650.00 : 972.59 = 576.29 : x
  2. Step 2: Convert to fraction form
    650.00/972.59 = 576.29/x
  3. Step 3: Cross multiply
    650.00x = 972.59 × 576.29
  4. Step 4: Simplify right side
    650.00x = 560,497.76
  5. Step 5: Solve for x
    x = 560,497.76/650.00
  6. Step 6: Final answer
    x = 862.30

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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.