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Finding the Fourth Proportional to 656,268.75, 984,407.22 and 182,958.21

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Solution

The fourth proportional to 656,268.75, 984,407.22 and 182,958.21 is: 274,438.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,268.75 : 984,407.22 = 182,958.21 : x
  2. Step 2: Convert to fraction form
    656,268.75/984,407.22 = 182,958.21/x
  3. Step 3: Cross multiply
    656,268.75x = 984,407.22 × 182,958.21
  4. Step 4: Simplify right side
    656,268.75x = 180,105,382,882.28
  5. Step 5: Solve for x
    x = 180,105,382,882.28/656,268.75
  6. Step 6: Final answer
    x = 274,438.46

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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.