Home / 841,971.82-1,263,042.78-273,329.14

Finding the Fourth Proportional to 841,971.82, 1,263,042.78 and 273,329.14

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Solution

The fourth proportional to 841,971.82, 1,263,042.78 and 273,329.14 is: 410,021.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,971.82 : 1,263,042.78 = 273,329.14 : x
  2. Step 2: Convert to fraction form
    841,971.82/1,263,042.78 = 273,329.14/x
  3. Step 3: Cross multiply
    841,971.82x = 1,263,042.78 × 273,329.14
  4. Step 4: Simplify right side
    841,971.82x = 345,226,396,840.61
  5. Step 5: Solve for x
    x = 345,226,396,840.61/841,971.82
  6. Step 6: Final answer
    x = 410,021.32

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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.