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Finding the Fourth Proportional to 591.01, 886.51 and 206.26

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Solution

The fourth proportional to 591.01, 886.51 and 206.26 is: 309.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.01 : 886.51 = 206.26 : x
  2. Step 2: Convert to fraction form
    591.01/886.51 = 206.26/x
  3. Step 3: Cross multiply
    591.01x = 886.51 × 206.26
  4. Step 4: Simplify right side
    591.01x = 182,851.55
  5. Step 5: Solve for x
    x = 182,851.55/591.01
  6. Step 6: Final answer
    x = 309.39

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Similar ratio
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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.