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Finding the Fourth Proportional to 273,305.40, 410,034.90 and 133,068.60

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Solution

The fourth proportional to 273,305.40, 410,034.90 and 133,068.60 is: 199,640.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,305.40 : 410,034.90 = 133,068.60 : x
  2. Step 2: Convert to fraction form
    273,305.40/410,034.90 = 133,068.60/x
  3. Step 3: Cross multiply
    273,305.40x = 410,034.90 × 133,068.60
  4. Step 4: Simplify right side
    273,305.40x = 54,562,770,094.14
  5. Step 5: Solve for x
    x = 54,562,770,094.14/273,305.40
  6. Step 6: Final answer
    x = 199,640.29

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1.5x scale

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.