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Finding the Fourth Proportional to 299,273.27, 448,910.42 and 239,680.76

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Solution

The fourth proportional to 299,273.27, 448,910.42 and 239,680.76 is: 359,521.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,273.27 : 448,910.42 = 239,680.76 : x
  2. Step 2: Convert to fraction form
    299,273.27/448,910.42 = 239,680.76/x
  3. Step 3: Cross multiply
    299,273.27x = 448,910.42 × 239,680.76
  4. Step 4: Simplify right side
    299,273.27x = 107,595,190,637.52
  5. Step 5: Solve for x
    x = 107,595,190,637.52/299,273.27
  6. Step 6: Final answer
    x = 359,521.55

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1.5x scale

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.