Home / 538,246.20-807,023.70-222,828.60

Finding the Fourth Proportional to 538,246.20, 807,023.70 and 222,828.60

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Solution

The fourth proportional to 538,246.20, 807,023.70 and 222,828.60 is: 334,099.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,246.20 : 807,023.70 = 222,828.60 : x
  2. Step 2: Convert to fraction form
    538,246.20/807,023.70 = 222,828.60/x
  3. Step 3: Cross multiply
    538,246.20x = 807,023.70 × 222,828.60
  4. Step 4: Simplify right side
    538,246.20x = 179,827,961,237.82
  5. Step 5: Solve for x
    x = 179,827,961,237.82/538,246.20
  6. Step 6: Final answer
    x = 334,099.83

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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.