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Finding the Fourth Proportional to 565.14, 847.50 and 194.91

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Solution

The fourth proportional to 565.14, 847.50 and 194.91 is: 292.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    565.14 : 847.50 = 194.91 : x
  2. Step 2: Convert to fraction form
    565.14/847.50 = 194.91/x
  3. Step 3: Cross multiply
    565.14x = 847.50 × 194.91
  4. Step 4: Simplify right side
    565.14x = 165,186.23
  5. Step 5: Solve for x
    x = 165,186.23/565.14
  6. Step 6: Final answer
    x = 292.29

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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.