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Finding the Fourth Proportional to 341.36, 514.10 and 310.64

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Solution

The fourth proportional to 341.36, 514.10 and 310.64 is: 467.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    341.36 : 514.10 = 310.64 : x
  2. Step 2: Convert to fraction form
    341.36/514.10 = 310.64/x
  3. Step 3: Cross multiply
    341.36x = 514.10 × 310.64
  4. Step 4: Simplify right side
    341.36x = 159,700.02
  5. Step 5: Solve for x
    x = 159,700.02/341.36
  6. Step 6: Final answer
    x = 467.83

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.