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Finding the Fourth Proportional to 1,296.04, 1,945.30 and 565.84

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Solution

The fourth proportional to 1,296.04, 1,945.30 and 565.84 is: 849.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296.04 : 1,945.30 = 565.84 : x
  2. Step 2: Convert to fraction form
    1,296.04/1,945.30 = 565.84/x
  3. Step 3: Cross multiply
    1,296.04x = 1,945.30 × 565.84
  4. Step 4: Simplify right side
    1,296.04x = 1,100,728.55
  5. Step 5: Solve for x
    x = 1,100,728.55/1,296.04
  6. Step 6: Final answer
    x = 849.30

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.