Home / 876,034.92-1,208,912.22-494,061.96

Finding the Fourth Proportional to 876,034.92, 1,208,912.22 and 494,061.96

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Solution

The fourth proportional to 876,034.92, 1,208,912.22 and 494,061.96 is: 681,796.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,034.92 : 1,208,912.22 = 494,061.96 : x
  2. Step 2: Convert to fraction form
    876,034.92/1,208,912.22 = 494,061.96/x
  3. Step 3: Cross multiply
    876,034.92x = 1,208,912.22 × 494,061.96
  4. Step 4: Simplify right side
    876,034.92x = 597,277,540,881.15
  5. Step 5: Solve for x
    x = 597,277,540,881.15/876,034.92
  6. Step 6: Final answer
    x = 681,796.50

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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.