Home / 814,899.44-1,222,566.57-282,420.02

Finding the Fourth Proportional to 814,899.44, 1,222,566.57 and 282,420.02

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Solution

The fourth proportional to 814,899.44, 1,222,566.57 and 282,420.02 is: 423,705.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,899.44 : 1,222,566.57 = 282,420.02 : x
  2. Step 2: Convert to fraction form
    814,899.44/1,222,566.57 = 282,420.02/x
  3. Step 3: Cross multiply
    814,899.44x = 1,222,566.57 × 282,420.02
  4. Step 4: Simplify right side
    814,899.44x = 345,277,275,150.73
  5. Step 5: Solve for x
    x = 345,277,275,150.73/814,899.44
  6. Step 6: Final answer
    x = 423,705.38

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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.