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Finding the Fourth Proportional to 335.93, 463.76 and 203.17

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Solution

The fourth proportional to 335.93, 463.76 and 203.17 is: 280.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.93 : 463.76 = 203.17 : x
  2. Step 2: Convert to fraction form
    335.93/463.76 = 203.17/x
  3. Step 3: Cross multiply
    335.93x = 463.76 × 203.17
  4. Step 4: Simplify right side
    335.93x = 94,222.12
  5. Step 5: Solve for x
    x = 94,222.12/335.93
  6. Step 6: Final answer
    x = 280.49

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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.