Home / 358,204.83-494,042.82-222,162.50

Finding the Fourth Proportional to 358,204.83, 494,042.82 and 222,162.50

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Solution

The fourth proportional to 358,204.83, 494,042.82 and 222,162.50 is: 306,410.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,204.83 : 494,042.82 = 222,162.50 : x
  2. Step 2: Convert to fraction form
    358,204.83/494,042.82 = 222,162.50/x
  3. Step 3: Cross multiply
    358,204.83x = 494,042.82 × 222,162.50
  4. Step 4: Simplify right side
    358,204.83x = 109,757,785,528.04
  5. Step 5: Solve for x
    x = 109,757,785,528.04/358,204.83
  6. Step 6: Final answer
    x = 306,410.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.