Home / 300,271.23-414,524.25-172,922.22

Finding the Fourth Proportional to 300,271.23, 414,524.25 and 172,922.22

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Solution

The fourth proportional to 300,271.23, 414,524.25 and 172,922.22 is: 238,719.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,271.23 : 414,524.25 = 172,922.22 : x
  2. Step 2: Convert to fraction form
    300,271.23/414,524.25 = 172,922.22/x
  3. Step 3: Cross multiply
    300,271.23x = 414,524.25 × 172,922.22
  4. Step 4: Simplify right side
    300,271.23x = 71,680,453,553.84
  5. Step 5: Solve for x
    x = 71,680,453,553.84/300,271.23
  6. Step 6: Final answer
    x = 238,719.02

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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.