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Finding the Fourth Proportional to 310,440.96, 465,648.48 and 88,824.96

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Solution

The fourth proportional to 310,440.96, 465,648.48 and 88,824.96 is: 133,233.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,440.96 : 465,648.48 = 88,824.96 : x
  2. Step 2: Convert to fraction form
    310,440.96/465,648.48 = 88,824.96/x
  3. Step 3: Cross multiply
    310,440.96x = 465,648.48 × 88,824.96
  4. Step 4: Simplify right side
    310,440.96x = 41,361,207,610.06
  5. Step 5: Solve for x
    x = 41,361,207,610.06/310,440.96
  6. Step 6: Final answer
    x = 133,233.73

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1.5x scale

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.