Home / 307,928.20-462,045.90-174,910.60

Finding the Fourth Proportional to 307,928.20, 462,045.90 and 174,910.60

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Solution

The fourth proportional to 307,928.20, 462,045.90 and 174,910.60 is: 262,453.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,928.20 : 462,045.90 = 174,910.60 : x
  2. Step 2: Convert to fraction form
    307,928.20/462,045.90 = 174,910.60/x
  3. Step 3: Cross multiply
    307,928.20x = 462,045.90 × 174,910.60
  4. Step 4: Simplify right side
    307,928.20x = 80,816,725,596.54
  5. Step 5: Solve for x
    x = 80,816,725,596.54/307,928.20
  6. Step 6: Final answer
    x = 262,453.15

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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.