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Finding the Fourth Proportional to 341.06, 512.02 and 283.98

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Solution

The fourth proportional to 341.06, 512.02 and 283.98 is: 426.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    341.06 : 512.02 = 283.98 : x
  2. Step 2: Convert to fraction form
    341.06/512.02 = 283.98/x
  3. Step 3: Cross multiply
    341.06x = 512.02 × 283.98
  4. Step 4: Simplify right side
    341.06x = 145,403.44
  5. Step 5: Solve for x
    x = 145,403.44/341.06
  6. Step 6: Final answer
    x = 426.33

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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.