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Finding the Fourth Proportional to 462,397.67, 693,990.18 and 182,111.75

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Solution

The fourth proportional to 462,397.67, 693,990.18 and 182,111.75 is: 273,322.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,397.67 : 693,990.18 = 182,111.75 : x
  2. Step 2: Convert to fraction form
    462,397.67/693,990.18 = 182,111.75/x
  3. Step 3: Cross multiply
    462,397.67x = 693,990.18 × 182,111.75
  4. Step 4: Simplify right side
    462,397.67x = 126,383,766,162.62
  5. Step 5: Solve for x
    x = 126,383,766,162.62/462,397.67
  6. Step 6: Final answer
    x = 273,322.67

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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.