Home / 300,350.37-414,575.75-173,110.65

Finding the Fourth Proportional to 300,350.37, 414,575.75 and 173,110.65

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Solution

The fourth proportional to 300,350.37, 414,575.75 and 173,110.65 is: 238,945.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,350.37 : 414,575.75 = 173,110.65 : x
  2. Step 2: Convert to fraction form
    300,350.37/414,575.75 = 173,110.65/x
  3. Step 3: Cross multiply
    300,350.37x = 414,575.75 × 173,110.65
  4. Step 4: Simplify right side
    300,350.37x = 71,767,476,691.18
  5. Step 5: Solve for x
    x = 71,767,476,691.18/300,350.37
  6. Step 6: Final answer
    x = 238,945.86

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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.