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Finding the Fourth Proportional to 297,940.51, 446,770.28 and 108,267.47

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Solution

The fourth proportional to 297,940.51, 446,770.28 and 108,267.47 is: 162,350.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,940.51 : 446,770.28 = 108,267.47 : x
  2. Step 2: Convert to fraction form
    297,940.51/446,770.28 = 108,267.47/x
  3. Step 3: Cross multiply
    297,940.51x = 446,770.28 × 108,267.47
  4. Step 4: Simplify right side
    297,940.51x = 48,370,687,599.00
  5. Step 5: Solve for x
    x = 48,370,687,599.00/297,940.51
  6. Step 6: Final answer
    x = 162,350.15

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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.