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Finding the Fourth Proportional to 297,909.66, 446,724.02 and 108,236.28

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Solution

The fourth proportional to 297,909.66, 446,724.02 and 108,236.28 is: 162,303.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,909.66 : 446,724.02 = 108,236.28 : x
  2. Step 2: Convert to fraction form
    297,909.66/446,724.02 = 108,236.28/x
  3. Step 3: Cross multiply
    297,909.66x = 446,724.02 × 108,236.28
  4. Step 4: Simplify right side
    297,909.66x = 48,351,745,570.26
  5. Step 5: Solve for x
    x = 48,351,745,570.26/297,909.66
  6. Step 6: Final answer
    x = 162,303.38

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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.