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Finding the Fourth Proportional to 341.02, 469.73 and 267.21

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Solution

The fourth proportional to 341.02, 469.73 and 267.21 is: 368.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    341.02 : 469.73 = 267.21 : x
  2. Step 2: Convert to fraction form
    341.02/469.73 = 267.21/x
  3. Step 3: Cross multiply
    341.02x = 469.73 × 267.21
  4. Step 4: Simplify right side
    341.02x = 125,514.20
  5. Step 5: Solve for x
    x = 125,514.20/341.02
  6. Step 6: Final answer
    x = 368.06

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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.