Home / 479,299.10-718,376.72-222,785.06

Finding the Fourth Proportional to 479,299.10, 718,376.72 and 222,785.06

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Solution

The fourth proportional to 479,299.10, 718,376.72 and 222,785.06 is: 333,911.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,299.10 : 718,376.72 = 222,785.06 : x
  2. Step 2: Convert to fraction form
    479,299.10/718,376.72 = 222,785.06/x
  3. Step 3: Cross multiply
    479,299.10x = 718,376.72 × 222,785.06
  4. Step 4: Simplify right side
    479,299.10x = 160,043,600,667.80
  5. Step 5: Solve for x
    x = 160,043,600,667.80/479,299.10
  6. Step 6: Final answer
    x = 333,911.75

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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.