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Finding the Fourth Proportional to 1,182, 1,773.45 and 565.68

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Solution

The fourth proportional to 1,182, 1,773.45 and 565.68 is: 848.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182 : 1,773.45 = 565.68 : x
  2. Step 2: Convert to fraction form
    1,182/1,773.45 = 565.68/x
  3. Step 3: Cross multiply
    1,182x = 1,773.45 × 565.68
  4. Step 4: Simplify right side
    1,182x = 1,003,205.20
  5. Step 5: Solve for x
    x = 1,003,205.20/1,182
  6. Step 6: Final answer
    x = 848.74

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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.