Home / 300,215.47-414,229.52-179,333.10

Finding the Fourth Proportional to 300,215.47, 414,229.52 and 179,333.10

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Solution

The fourth proportional to 300,215.47, 414,229.52 and 179,333.10 is: 247,439.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,215.47 : 414,229.52 = 179,333.10 : x
  2. Step 2: Convert to fraction form
    300,215.47/414,229.52 = 179,333.10/x
  3. Step 3: Cross multiply
    300,215.47x = 414,229.52 × 179,333.10
  4. Step 4: Simplify right side
    300,215.47x = 74,285,063,933.11
  5. Step 5: Solve for x
    x = 74,285,063,933.11/300,215.47
  6. Step 6: Final answer
    x = 247,439.16

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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.