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Finding the Fourth Proportional to 367,052.30, 550,141.05 and 153,819.80

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Solution

The fourth proportional to 367,052.30, 550,141.05 and 153,819.80 is: 230,546.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,052.30 : 550,141.05 = 153,819.80 : x
  2. Step 2: Convert to fraction form
    367,052.30/550,141.05 = 153,819.80/x
  3. Step 3: Cross multiply
    367,052.30x = 550,141.05 × 153,819.80
  4. Step 4: Simplify right side
    367,052.30x = 84,622,586,282.79
  5. Step 5: Solve for x
    x = 84,622,586,282.79/367,052.30
  6. Step 6: Final answer
    x = 230,546.40

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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.