Home / 901,392.33-1,243,936.11-493,487.33

Finding the Fourth Proportional to 901,392.33, 1,243,936.11 and 493,487.33

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Solution

The fourth proportional to 901,392.33, 1,243,936.11 and 493,487.33 is: 681,020.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,392.33 : 1,243,936.11 = 493,487.33 : x
  2. Step 2: Convert to fraction form
    901,392.33/1,243,936.11 = 493,487.33/x
  3. Step 3: Cross multiply
    901,392.33x = 1,243,936.11 × 493,487.33
  4. Step 4: Simplify right side
    901,392.33x = 613,866,703,394.81
  5. Step 5: Solve for x
    x = 613,866,703,394.81/901,392.33
  6. Step 6: Final answer
    x = 681,020.55

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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.