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Finding the Fourth Proportional to 591.24, 886.98 and 206.52

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Solution

The fourth proportional to 591.24, 886.98 and 206.52 is: 309.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.24 : 886.98 = 206.52 : x
  2. Step 2: Convert to fraction form
    591.24/886.98 = 206.52/x
  3. Step 3: Cross multiply
    591.24x = 886.98 × 206.52
  4. Step 4: Simplify right side
    591.24x = 183,179.11
  5. Step 5: Solve for x
    x = 183,179.11/591.24
  6. Step 6: Final answer
    x = 309.82

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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.