Home / 305,889.08-458,995.50-222,338.79

Finding the Fourth Proportional to 305,889.08, 458,995.50 and 222,338.79

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Solution

The fourth proportional to 305,889.08, 458,995.50 and 222,338.79 is: 333,625.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,889.08 : 458,995.50 = 222,338.79 : x
  2. Step 2: Convert to fraction form
    305,889.08/458,995.50 = 222,338.79/x
  3. Step 3: Cross multiply
    305,889.08x = 458,995.50 × 222,338.79
  4. Step 4: Simplify right side
    305,889.08x = 102,052,504,085.45
  5. Step 5: Solve for x
    x = 102,052,504,085.45/305,889.08
  6. Step 6: Final answer
    x = 333,625.85

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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.