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Finding the Fourth Proportional to 267,418.19, 368,824.52 and 227,264.87

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Solution

The fourth proportional to 267,418.19, 368,824.52 and 227,264.87 is: 313,444.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,418.19 : 368,824.52 = 227,264.87 : x
  2. Step 2: Convert to fraction form
    267,418.19/368,824.52 = 227,264.87/x
  3. Step 3: Cross multiply
    267,418.19x = 368,824.52 × 227,264.87
  4. Step 4: Simplify right side
    267,418.19x = 83,820,854,746.49
  5. Step 5: Solve for x
    x = 83,820,854,746.49/267,418.19
  6. Step 6: Final answer
    x = 313,444.86

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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.