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Finding the Fourth Proportional to 655,672.85, 983,564.98 and 182,358.21

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Solution

The fourth proportional to 655,672.85, 983,564.98 and 182,358.21 is: 273,552.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,672.85 : 983,564.98 = 182,358.21 : x
  2. Step 2: Convert to fraction form
    655,672.85/983,564.98 = 182,358.21/x
  3. Step 3: Cross multiply
    655,672.85x = 983,564.98 × 182,358.21
  4. Step 4: Simplify right side
    655,672.85x = 179,361,149,637.68
  5. Step 5: Solve for x
    x = 179,361,149,637.68/655,672.85
  6. Step 6: Final answer
    x = 273,552.81

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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.