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Finding the Fourth Proportional to 310,500.30, 465,750.45 and 88,884.30

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Solution

The fourth proportional to 310,500.30, 465,750.45 and 88,884.30 is: 133,326.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,500.30 : 465,750.45 = 88,884.30 : x
  2. Step 2: Convert to fraction form
    310,500.30/465,750.45 = 88,884.30/x
  3. Step 3: Cross multiply
    310,500.30x = 465,750.45 × 88,884.30
  4. Step 4: Simplify right side
    310,500.30x = 41,397,902,722.94
  5. Step 5: Solve for x
    x = 41,397,902,722.94/310,500.30
  6. Step 6: Final answer
    x = 133,326.45

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Similar ratio
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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.