Home / 348,519.06-481,227.21-267,819.30

Finding the Fourth Proportional to 348,519.06, 481,227.21 and 267,819.30

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Solution

The fourth proportional to 348,519.06, 481,227.21 and 267,819.30 is: 369,798.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,519.06 : 481,227.21 = 267,819.30 : x
  2. Step 2: Convert to fraction form
    348,519.06/481,227.21 = 267,819.30/x
  3. Step 3: Cross multiply
    348,519.06x = 481,227.21 × 267,819.30
  4. Step 4: Simplify right side
    348,519.06x = 128,881,934,523.15
  5. Step 5: Solve for x
    x = 128,881,934,523.15/348,519.06
  6. Step 6: Final answer
    x = 369,798.81

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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.