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Finding the Fourth Proportional to 344.99, 514.67 and 335.58

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Solution

The fourth proportional to 344.99, 514.67 and 335.58 is: 500.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    344.99 : 514.67 = 335.58 : x
  2. Step 2: Convert to fraction form
    344.99/514.67 = 335.58/x
  3. Step 3: Cross multiply
    344.99x = 514.67 × 335.58
  4. Step 4: Simplify right side
    344.99x = 172,709.35
  5. Step 5: Solve for x
    x = 172,709.35/344.99
  6. Step 6: Final answer
    x = 500.62

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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.