Home / 671,819.67-1,007,871.66-222,515.10

Finding the Fourth Proportional to 671,819.67, 1,007,871.66 and 222,515.10

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Solution

The fourth proportional to 671,819.67, 1,007,871.66 and 222,515.10 is: 333,819.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,819.67 : 1,007,871.66 = 222,515.10 : x
  2. Step 2: Convert to fraction form
    671,819.67/1,007,871.66 = 222,515.10/x
  3. Step 3: Cross multiply
    671,819.67x = 1,007,871.66 × 222,515.10
  4. Step 4: Simplify right side
    671,819.67x = 224,266,663,212.07
  5. Step 5: Solve for x
    x = 224,266,663,212.07/671,819.67
  6. Step 6: Final answer
    x = 333,819.73

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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.