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Finding the Fourth Proportional to 364,425.75, 502,951.41 and 213,522.75

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Solution

The fourth proportional to 364,425.75, 502,951.41 and 213,522.75 is: 294,687.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,425.75 : 502,951.41 = 213,522.75 : x
  2. Step 2: Convert to fraction form
    364,425.75/502,951.41 = 213,522.75/x
  3. Step 3: Cross multiply
    364,425.75x = 502,951.41 × 213,522.75
  4. Step 4: Simplify right side
    364,425.75x = 107,391,568,179.58
  5. Step 5: Solve for x
    x = 107,391,568,179.58/364,425.75
  6. Step 6: Final answer
    x = 294,687.10

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1.5x scale

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.