Home / 1,072,759.32-1,609,138.98-274,042.62

Finding the Fourth Proportional to 1,072,759.32, 1,609,138.98 and 274,042.62

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Solution

The fourth proportional to 1,072,759.32, 1,609,138.98 and 274,042.62 is: 411,063.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,759.32 : 1,609,138.98 = 274,042.62 : x
  2. Step 2: Convert to fraction form
    1,072,759.32/1,609,138.98 = 274,042.62/x
  3. Step 3: Cross multiply
    1,072,759.32x = 1,609,138.98 × 274,042.62
  4. Step 4: Simplify right side
    1,072,759.32x = 440,972,662,023.33
  5. Step 5: Solve for x
    x = 440,972,662,023.33/1,072,759.32
  6. Step 6: Final answer
    x = 411,063.93

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Double scale
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Similar ratio
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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.