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Finding the Fourth Proportional to 1,256.17, 1,884.57 and 598.27

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Solution

The fourth proportional to 1,256.17, 1,884.57 and 598.27 is: 897.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256.17 : 1,884.57 = 598.27 : x
  2. Step 2: Convert to fraction form
    1,256.17/1,884.57 = 598.27/x
  3. Step 3: Cross multiply
    1,256.17x = 1,884.57 × 598.27
  4. Step 4: Simplify right side
    1,256.17x = 1,127,481.69
  5. Step 5: Solve for x
    x = 1,127,481.69/1,256.17
  6. Step 6: Final answer
    x = 897.56

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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.