Home / 259,349.52-358,005.42-222,906.72

Finding the Fourth Proportional to 259,349.52, 358,005.42 and 222,906.72

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Solution

The fourth proportional to 259,349.52, 358,005.42 and 222,906.72 is: 307,699.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,349.52 : 358,005.42 = 222,906.72 : x
  2. Step 2: Convert to fraction form
    259,349.52/358,005.42 = 222,906.72/x
  3. Step 3: Cross multiply
    259,349.52x = 358,005.42 × 222,906.72
  4. Step 4: Simplify right side
    259,349.52x = 79,801,813,914.42
  5. Step 5: Solve for x
    x = 79,801,813,914.42/259,349.52
  6. Step 6: Final answer
    x = 307,699.87

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1.5x scale

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.