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Finding the Fourth Proportional to 370.73, 511.58 and 204.93

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Solution

The fourth proportional to 370.73, 511.58 and 204.93 is: 282.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    370.73 : 511.58 = 204.93 : x
  2. Step 2: Convert to fraction form
    370.73/511.58 = 204.93/x
  3. Step 3: Cross multiply
    370.73x = 511.58 × 204.93
  4. Step 4: Simplify right side
    370.73x = 104,838.09
  5. Step 5: Solve for x
    x = 104,838.09/370.73
  6. Step 6: Final answer
    x = 282.79

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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.