Home / 307,968.60-462,212.10-150,331.80

Finding the Fourth Proportional to 307,968.60, 462,212.10 and 150,331.80

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Solution

The fourth proportional to 307,968.60, 462,212.10 and 150,331.80 is: 225,624.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,968.60 : 462,212.10 = 150,331.80 : x
  2. Step 2: Convert to fraction form
    307,968.60/462,212.10 = 150,331.80/x
  3. Step 3: Cross multiply
    307,968.60x = 462,212.10 × 150,331.80
  4. Step 4: Simplify right side
    307,968.60x = 69,485,176,974.78
  5. Step 5: Solve for x
    x = 69,485,176,974.78/307,968.60
  6. Step 6: Final answer
    x = 225,624.23

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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.