Home / 412,055.42-568,609.41-230,725.79

Finding the Fourth Proportional to 412,055.42, 568,609.41 and 230,725.79

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Solution

The fourth proportional to 412,055.42, 568,609.41 and 230,725.79 is: 318,386.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,055.42 : 568,609.41 = 230,725.79 : x
  2. Step 2: Convert to fraction form
    412,055.42/568,609.41 = 230,725.79/x
  3. Step 3: Cross multiply
    412,055.42x = 568,609.41 × 230,725.79
  4. Step 4: Simplify right side
    412,055.42x = 131,192,852,480.64
  5. Step 5: Solve for x
    x = 131,192,852,480.64/412,055.42
  6. Step 6: Final answer
    x = 318,386.43

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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.