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Finding the Fourth Proportional to 1,181.93, 1,773.26 and 565.55

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Solution

The fourth proportional to 1,181.93, 1,773.26 and 565.55 is: 848.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181.93 : 1,773.26 = 565.55 : x
  2. Step 2: Convert to fraction form
    1,181.93/1,773.26 = 565.55/x
  3. Step 3: Cross multiply
    1,181.93x = 1,773.26 × 565.55
  4. Step 4: Simplify right side
    1,181.93x = 1,002,855.50
  5. Step 5: Solve for x
    x = 1,002,855.50/1,181.93
  6. Step 6: Final answer
    x = 848.49

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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.