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Finding the Fourth Proportional to 344.98, 514.36 and 341.38

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Solution

The fourth proportional to 344.98, 514.36 and 341.38 is: 508.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    344.98 : 514.36 = 341.38 : x
  2. Step 2: Convert to fraction form
    344.98/514.36 = 341.38/x
  3. Step 3: Cross multiply
    344.98x = 514.36 × 341.38
  4. Step 4: Simplify right side
    344.98x = 175,592.22
  5. Step 5: Solve for x
    x = 175,592.22/344.98
  6. Step 6: Final answer
    x = 508.99

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.