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Finding the Fourth Proportional to 1,182.91, 1,771.65 and 567.05

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Solution

The fourth proportional to 1,182.91, 1,771.65 and 567.05 is: 849.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182.91 : 1,771.65 = 567.05 : x
  2. Step 2: Convert to fraction form
    1,182.91/1,771.65 = 567.05/x
  3. Step 3: Cross multiply
    1,182.91x = 1,771.65 × 567.05
  4. Step 4: Simplify right side
    1,182.91x = 1,004,614.13
  5. Step 5: Solve for x
    x = 1,004,614.13/1,182.91
  6. Step 6: Final answer
    x = 849.27

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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.