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Finding the Fourth Proportional to 247,472.67, 341,335.86 and 227,120.34

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Solution

The fourth proportional to 247,472.67, 341,335.86 and 227,120.34 is: 313,264.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,472.67 : 341,335.86 = 227,120.34 : x
  2. Step 2: Convert to fraction form
    247,472.67/341,335.86 = 227,120.34/x
  3. Step 3: Cross multiply
    247,472.67x = 341,335.86 × 227,120.34
  4. Step 4: Simplify right side
    247,472.67x = 77,524,315,438.51
  5. Step 5: Solve for x
    x = 77,524,315,438.51/247,472.67
  6. Step 6: Final answer
    x = 313,264.15

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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.