Home / 274,833.18-379,260.61-152,320.34

Finding the Fourth Proportional to 274,833.18, 379,260.61 and 152,320.34

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Solution

The fourth proportional to 274,833.18, 379,260.61 and 152,320.34 is: 210,196.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,833.18 : 379,260.61 = 152,320.34 : x
  2. Step 2: Convert to fraction form
    274,833.18/379,260.61 = 152,320.34/x
  3. Step 3: Cross multiply
    274,833.18x = 379,260.61 × 152,320.34
  4. Step 4: Simplify right side
    274,833.18x = 57,769,102,786.70
  5. Step 5: Solve for x
    x = 57,769,102,786.70/274,833.18
  6. Step 6: Final answer
    x = 210,196.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.