Home / 275,025.94-379,528.98-152,517.62

Finding the Fourth Proportional to 275,025.94, 379,528.98 and 152,517.62

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Solution

The fourth proportional to 275,025.94, 379,528.98 and 152,517.62 is: 210,470.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,025.94 : 379,528.98 = 152,517.62 : x
  2. Step 2: Convert to fraction form
    275,025.94/379,528.98 = 152,517.62/x
  3. Step 3: Cross multiply
    275,025.94x = 379,528.98 × 152,517.62
  4. Step 4: Simplify right side
    275,025.94x = 57,884,856,750.63
  5. Step 5: Solve for x
    x = 57,884,856,750.63/275,025.94
  6. Step 6: Final answer
    x = 210,470.54

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1.5x scale

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.