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Finding the Fourth Proportional to 554.17, 831.26 and 337.29

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Solution

The fourth proportional to 554.17, 831.26 and 337.29 is: 505.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    554.17 : 831.26 = 337.29 : x
  2. Step 2: Convert to fraction form
    554.17/831.26 = 337.29/x
  3. Step 3: Cross multiply
    554.17x = 831.26 × 337.29
  4. Step 4: Simplify right side
    554.17x = 280,375.75
  5. Step 5: Solve for x
    x = 280,375.75/554.17
  6. Step 6: Final answer
    x = 505.94

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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.