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Finding the Fourth Proportional to 1,773.23, 2,658.22 and 906.53

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Solution

The fourth proportional to 1,773.23, 2,658.22 and 906.53 is: 1,358.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773.23 : 2,658.22 = 906.53 : x
  2. Step 2: Convert to fraction form
    1,773.23/2,658.22 = 906.53/x
  3. Step 3: Cross multiply
    1,773.23x = 2,658.22 × 906.53
  4. Step 4: Simplify right side
    1,773.23x = 2,409,740.62
  5. Step 5: Solve for x
    x = 2,409,740.62/1,773.23
  6. Step 6: Final answer
    x = 1,358.96

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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.