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Finding the Fourth Proportional to 371.01, 511.92 and 336.99

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Solution

The fourth proportional to 371.01, 511.92 and 336.99 is: 464.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    371.01 : 511.92 = 336.99 : x
  2. Step 2: Convert to fraction form
    371.01/511.92 = 336.99/x
  3. Step 3: Cross multiply
    371.01x = 511.92 × 336.99
  4. Step 4: Simplify right side
    371.01x = 172,511.92
  5. Step 5: Solve for x
    x = 172,511.92/371.01
  6. Step 6: Final answer
    x = 464.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.