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Finding the Fourth Proportional to 625.46, 936.54 and 336.02

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Solution

The fourth proportional to 625.46, 936.54 and 336.02 is: 503.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    625.46 : 936.54 = 336.02 : x
  2. Step 2: Convert to fraction form
    625.46/936.54 = 336.02/x
  3. Step 3: Cross multiply
    625.46x = 936.54 × 336.02
  4. Step 4: Simplify right side
    625.46x = 314,696.17
  5. Step 5: Solve for x
    x = 314,696.17/625.46
  6. Step 6: Final answer
    x = 503.14

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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.