Home / 300,446.46-414,615.24-173,121.75

Finding the Fourth Proportional to 300,446.46, 414,615.24 and 173,121.75

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Solution

The fourth proportional to 300,446.46, 414,615.24 and 173,121.75 is: 238,907.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,446.46 : 414,615.24 = 173,121.75 : x
  2. Step 2: Convert to fraction form
    300,446.46/414,615.24 = 173,121.75/x
  3. Step 3: Cross multiply
    300,446.46x = 414,615.24 × 173,121.75
  4. Step 4: Simplify right side
    300,446.46x = 71,778,915,925.47
  5. Step 5: Solve for x
    x = 71,778,915,925.47/300,446.46
  6. Step 6: Final answer
    x = 238,907.51

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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.