Home / 741,824.09-1,112,923.24-342,747.01

Finding the Fourth Proportional to 741,824.09, 1,112,923.24 and 342,747.01

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Solution

The fourth proportional to 741,824.09, 1,112,923.24 and 342,747.01 is: 514,206.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,824.09 : 1,112,923.24 = 342,747.01 : x
  2. Step 2: Convert to fraction form
    741,824.09/1,112,923.24 = 342,747.01/x
  3. Step 3: Cross multiply
    741,824.09x = 1,112,923.24 × 342,747.01
  4. Step 4: Simplify right side
    741,824.09x = 381,451,115,331.75
  5. Step 5: Solve for x
    x = 381,451,115,331.75/741,824.09
  6. Step 6: Final answer
    x = 514,206.97

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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.