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Finding the Fourth Proportional to 297,167.84, 445,769.76 and 119,674.88

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Solution

The fourth proportional to 297,167.84, 445,769.76 and 119,674.88 is: 179,519.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,167.84 : 445,769.76 = 119,674.88 : x
  2. Step 2: Convert to fraction form
    297,167.84/445,769.76 = 119,674.88/x
  3. Step 3: Cross multiply
    297,167.84x = 445,769.76 × 119,674.88
  4. Step 4: Simplify right side
    297,167.84x = 53,347,442,535.63
  5. Step 5: Solve for x
    x = 53,347,442,535.63/297,167.84
  6. Step 6: Final answer
    x = 179,519.57

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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.