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Finding the Fourth Proportional to 1,349.44, 2,022.87 and 527.44

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Solution

The fourth proportional to 1,349.44, 2,022.87 and 527.44 is: 790.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349.44 : 2,022.87 = 527.44 : x
  2. Step 2: Convert to fraction form
    1,349.44/2,022.87 = 527.44/x
  3. Step 3: Cross multiply
    1,349.44x = 2,022.87 × 527.44
  4. Step 4: Simplify right side
    1,349.44x = 1,066,942.55
  5. Step 5: Solve for x
    x = 1,066,942.55/1,349.44
  6. Step 6: Final answer
    x = 790.66

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1.5x scale

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.