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Finding the Fourth Proportional to 373.93, 515.93 and 234.11

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Solution

The fourth proportional to 373.93, 515.93 and 234.11 is: 323.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.93 : 515.93 = 234.11 : x
  2. Step 2: Convert to fraction form
    373.93/515.93 = 234.11/x
  3. Step 3: Cross multiply
    373.93x = 515.93 × 234.11
  4. Step 4: Simplify right side
    373.93x = 120,784.49
  5. Step 5: Solve for x
    x = 120,784.49/373.93
  6. Step 6: Final answer
    x = 323.02

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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.