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Finding the Fourth Proportional to 1,114.44, 1,670.61 and 565.98

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Solution

The fourth proportional to 1,114.44, 1,670.61 and 565.98 is: 848.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114.44 : 1,670.61 = 565.98 : x
  2. Step 2: Convert to fraction form
    1,114.44/1,670.61 = 565.98/x
  3. Step 3: Cross multiply
    1,114.44x = 1,670.61 × 565.98
  4. Step 4: Simplify right side
    1,114.44x = 945,531.85
  5. Step 5: Solve for x
    x = 945,531.85/1,114.44
  6. Step 6: Final answer
    x = 848.44

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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.