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Finding the Fourth Proportional to 576.11, 862.04 and 510.59

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Solution

The fourth proportional to 576.11, 862.04 and 510.59 is: 764.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    576.11 : 862.04 = 510.59 : x
  2. Step 2: Convert to fraction form
    576.11/862.04 = 510.59/x
  3. Step 3: Cross multiply
    576.11x = 862.04 × 510.59
  4. Step 4: Simplify right side
    576.11x = 440,142.14
  5. Step 5: Solve for x
    x = 440,142.14/576.11
  6. Step 6: Final answer
    x = 764.00

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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.