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Finding the Fourth Proportional to 267,686.02, 369,576.84 and 238,955.32

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Solution

The fourth proportional to 267,686.02, 369,576.84 and 238,955.32 is: 329,910.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,686.02 : 369,576.84 = 238,955.32 : x
  2. Step 2: Convert to fraction form
    267,686.02/369,576.84 = 238,955.32/x
  3. Step 3: Cross multiply
    267,686.02x = 369,576.84 × 238,955.32
  4. Step 4: Simplify right side
    267,686.02x = 88,312,352,066.79
  5. Step 5: Solve for x
    x = 88,312,352,066.79/267,686.02
  6. Step 6: Final answer
    x = 329,910.21

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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.