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Finding the Fourth Proportional to 310,348.92, 465,527.70 and 88,732.92

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Solution

The fourth proportional to 310,348.92, 465,527.70 and 88,732.92 is: 133,100.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,348.92 : 465,527.70 = 88,732.92 : x
  2. Step 2: Convert to fraction form
    310,348.92/465,527.70 = 88,732.92/x
  3. Step 3: Cross multiply
    310,348.92x = 465,527.70 × 88,732.92
  4. Step 4: Simplify right side
    310,348.92x = 41,307,632,161.88
  5. Step 5: Solve for x
    x = 41,307,632,161.88/310,348.92
  6. Step 6: Final answer
    x = 133,100.62

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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.