Home / 814,091.39-1,220,275.23-273,833.36

Finding the Fourth Proportional to 814,091.39, 1,220,275.23 and 273,833.36

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Solution

The fourth proportional to 814,091.39, 1,220,275.23 and 273,833.36 is: 410,460.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,091.39 : 1,220,275.23 = 273,833.36 : x
  2. Step 2: Convert to fraction form
    814,091.39/1,220,275.23 = 273,833.36/x
  3. Step 3: Cross multiply
    814,091.39x = 1,220,275.23 × 273,833.36
  4. Step 4: Simplify right side
    814,091.39x = 334,152,066,355.67
  5. Step 5: Solve for x
    x = 334,152,066,355.67/814,091.39
  6. Step 6: Final answer
    x = 410,460.14

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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.