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Finding the Fourth Proportional to 322,950.60, 484,370.01 and 98,256.60

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Solution

The fourth proportional to 322,950.60, 484,370.01 and 98,256.60 is: 147,367.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,950.60 : 484,370.01 = 98,256.60 : x
  2. Step 2: Convert to fraction form
    322,950.60/484,370.01 = 98,256.60/x
  3. Step 3: Cross multiply
    322,950.60x = 484,370.01 × 98,256.60
  4. Step 4: Simplify right side
    322,950.60x = 47,592,550,324.57
  5. Step 5: Solve for x
    x = 47,592,550,324.57/322,950.60
  6. Step 6: Final answer
    x = 147,367.90

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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.