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Finding the Fourth Proportional to 2,154.42, 3,231.02 and 594.06

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Solution

The fourth proportional to 2,154.42, 3,231.02 and 594.06 is: 890.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154.42 : 3,231.02 = 594.06 : x
  2. Step 2: Convert to fraction form
    2,154.42/3,231.02 = 594.06/x
  3. Step 3: Cross multiply
    2,154.42x = 3,231.02 × 594.06
  4. Step 4: Simplify right side
    2,154.42x = 1,919,419.74
  5. Step 5: Solve for x
    x = 1,919,419.74/2,154.42
  6. Step 6: Final answer
    x = 890.92

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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.