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Finding the Fourth Proportional to 590.66, 886.12 and 200.63

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Solution

The fourth proportional to 590.66, 886.12 and 200.63 is: 300.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.66 : 886.12 = 200.63 : x
  2. Step 2: Convert to fraction form
    590.66/886.12 = 200.63/x
  3. Step 3: Cross multiply
    590.66x = 886.12 × 200.63
  4. Step 4: Simplify right side
    590.66x = 177,783.97
  5. Step 5: Solve for x
    x = 177,783.97/590.66
  6. Step 6: Final answer
    x = 300.99

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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.