Home / 300,237.53-414,227.18-172,910.39

Finding the Fourth Proportional to 300,237.53, 414,227.18 and 172,910.39

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Solution

The fourth proportional to 300,237.53, 414,227.18 and 172,910.39 is: 238,558.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,237.53 : 414,227.18 = 172,910.39 : x
  2. Step 2: Convert to fraction form
    300,237.53/414,227.18 = 172,910.39/x
  3. Step 3: Cross multiply
    300,237.53x = 414,227.18 × 172,910.39
  4. Step 4: Simplify right side
    300,237.53x = 71,624,181,603.54
  5. Step 5: Solve for x
    x = 71,624,181,603.54/300,237.53
  6. Step 6: Final answer
    x = 238,558.39

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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.