Home / 741,384.43-1,110,806.97-404,661.45

Finding the Fourth Proportional to 741,384.43, 1,110,806.97 and 404,661.45

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Solution

The fourth proportional to 741,384.43, 1,110,806.97 and 404,661.45 is: 606,299.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,384.43 : 1,110,806.97 = 404,661.45 : x
  2. Step 2: Convert to fraction form
    741,384.43/1,110,806.97 = 404,661.45/x
  3. Step 3: Cross multiply
    741,384.43x = 1,110,806.97 × 404,661.45
  4. Step 4: Simplify right side
    741,384.43x = 449,500,761,798.35
  5. Step 5: Solve for x
    x = 449,500,761,798.35/741,384.43
  6. Step 6: Final answer
    x = 606,299.17

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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.