Home / 300,147.12-414,151.56-179,336.88

Finding the Fourth Proportional to 300,147.12, 414,151.56 and 179,336.88

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Solution

The fourth proportional to 300,147.12, 414,151.56 and 179,336.88 is: 247,454.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,147.12 : 414,151.56 = 179,336.88 : x
  2. Step 2: Convert to fraction form
    300,147.12/414,151.56 = 179,336.88/x
  3. Step 3: Cross multiply
    300,147.12x = 414,151.56 × 179,336.88
  4. Step 4: Simplify right side
    300,147.12x = 74,272,648,617.53
  5. Step 5: Solve for x
    x = 74,272,648,617.53/300,147.12
  6. Step 6: Final answer
    x = 247,454.14

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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.