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Finding the Fourth Proportional to 297,883.10, 446,820.71 and 73,245.48

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Solution

The fourth proportional to 297,883.10, 446,820.71 and 73,245.48 is: 109,867.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,883.10 : 446,820.71 = 73,245.48 : x
  2. Step 2: Convert to fraction form
    297,883.10/446,820.71 = 73,245.48/x
  3. Step 3: Cross multiply
    297,883.10x = 446,820.71 × 73,245.48
  4. Step 4: Simplify right side
    297,883.10x = 32,727,597,011.66
  5. Step 5: Solve for x
    x = 32,727,597,011.66/297,883.10
  6. Step 6: Final answer
    x = 109,867.25

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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.