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Finding the Fourth Proportional to 297,982.67, 447,254.87 and 108,626.13

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Solution

The fourth proportional to 297,982.67, 447,254.87 and 108,626.13 is: 163,041.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,982.67 : 447,254.87 = 108,626.13 : x
  2. Step 2: Convert to fraction form
    297,982.67/447,254.87 = 108,626.13/x
  3. Step 3: Cross multiply
    297,982.67x = 447,254.87 × 108,626.13
  4. Step 4: Simplify right side
    297,982.67x = 48,583,565,108.62
  5. Step 5: Solve for x
    x = 48,583,565,108.62/297,982.67
  6. Step 6: Final answer
    x = 163,041.58

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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.