Home / 332,548.20-499,016.70-122,207.40

Finding the Fourth Proportional to 332,548.20, 499,016.70 and 122,207.40

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Solution

The fourth proportional to 332,548.20, 499,016.70 and 122,207.40 is: 183,382.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,548.20 : 499,016.70 = 122,207.40 : x
  2. Step 2: Convert to fraction form
    332,548.20/499,016.70 = 122,207.40/x
  3. Step 3: Cross multiply
    332,548.20x = 499,016.70 × 122,207.40
  4. Step 4: Simplify right side
    332,548.20x = 60,983,533,463.58
  5. Step 5: Solve for x
    x = 60,983,533,463.58/332,548.20
  6. Step 6: Final answer
    x = 183,382.54

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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.