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Finding the Fourth Proportional to 297,260.28, 445,889.22 and 107,676.30

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Solution

The fourth proportional to 297,260.28, 445,889.22 and 107,676.30 is: 161,514.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,260.28 : 445,889.22 = 107,676.30 : x
  2. Step 2: Convert to fraction form
    297,260.28/445,889.22 = 107,676.30/x
  3. Step 3: Cross multiply
    297,260.28x = 445,889.22 × 107,676.30
  4. Step 4: Simplify right side
    297,260.28x = 48,011,701,419.49
  5. Step 5: Solve for x
    x = 48,011,701,419.49/297,260.28
  6. Step 6: Final answer
    x = 161,514.02

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1.5x scale

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.