Home / 300,208.14-414,305.61-172,924.74

Finding the Fourth Proportional to 300,208.14, 414,305.61 and 172,924.74

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Solution

The fourth proportional to 300,208.14, 414,305.61 and 172,924.74 is: 238,646.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,208.14 : 414,305.61 = 172,924.74 : x
  2. Step 2: Convert to fraction form
    300,208.14/414,305.61 = 172,924.74/x
  3. Step 3: Cross multiply
    300,208.14x = 414,305.61 × 172,924.74
  4. Step 4: Simplify right side
    300,208.14x = 71,643,689,889.79
  5. Step 5: Solve for x
    x = 71,643,689,889.79/300,208.14
  6. Step 6: Final answer
    x = 238,646.73

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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.