Home / 946,375.56-1,306,072.80-538,494.57

Finding the Fourth Proportional to 946,375.56, 1,306,072.80 and 538,494.57

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Solution

The fourth proportional to 946,375.56, 1,306,072.80 and 538,494.57 is: 743,164.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,375.56 : 1,306,072.80 = 538,494.57 : x
  2. Step 2: Convert to fraction form
    946,375.56/1,306,072.80 = 538,494.57/x
  3. Step 3: Cross multiply
    946,375.56x = 1,306,072.80 × 538,494.57
  4. Step 4: Simplify right side
    946,375.56x = 703,313,110,824.70
  5. Step 5: Solve for x
    x = 703,313,110,824.70/946,375.56
  6. Step 6: Final answer
    x = 743,164.91

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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.