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Finding the Fourth Proportional to 341.03, 467.96 and 309.85

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Solution

The fourth proportional to 341.03, 467.96 and 309.85 is: 425.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    341.03 : 467.96 = 309.85 : x
  2. Step 2: Convert to fraction form
    341.03/467.96 = 309.85/x
  3. Step 3: Cross multiply
    341.03x = 467.96 × 309.85
  4. Step 4: Simplify right side
    341.03x = 144,997.01
  5. Step 5: Solve for x
    x = 144,997.01/341.03
  6. Step 6: Final answer
    x = 425.17

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.