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Finding the Fourth Proportional to 297,354.27, 446,118.90 and 119,769.87

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Solution

The fourth proportional to 297,354.27, 446,118.90 and 119,769.87 is: 179,690.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,354.27 : 446,118.90 = 119,769.87 : x
  2. Step 2: Convert to fraction form
    297,354.27/446,118.90 = 119,769.87/x
  3. Step 3: Cross multiply
    297,354.27x = 446,118.90 × 119,769.87
  4. Step 4: Simplify right side
    297,354.27x = 53,431,602,657.54
  5. Step 5: Solve for x
    x = 53,431,602,657.54/297,354.27
  6. Step 6: Final answer
    x = 179,690.05

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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.