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Finding the Fourth Proportional to 585.14, 877.36 and 292.73

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Solution

The fourth proportional to 585.14, 877.36 and 292.73 is: 438.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    585.14 : 877.36 = 292.73 : x
  2. Step 2: Convert to fraction form
    585.14/877.36 = 292.73/x
  3. Step 3: Cross multiply
    585.14x = 877.36 × 292.73
  4. Step 4: Simplify right side
    585.14x = 256,825.57
  5. Step 5: Solve for x
    x = 256,825.57/585.14
  6. Step 6: Final answer
    x = 438.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.