Home / 300,331.34-414,650.69-268,010.43

Finding the Fourth Proportional to 300,331.34, 414,650.69 and 268,010.43

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Solution

The fourth proportional to 300,331.34, 414,650.69 and 268,010.43 is: 370,027.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,331.34 : 414,650.69 = 268,010.43 : x
  2. Step 2: Convert to fraction form
    300,331.34/414,650.69 = 268,010.43/x
  3. Step 3: Cross multiply
    300,331.34x = 414,650.69 × 268,010.43
  4. Step 4: Simplify right side
    300,331.34x = 111,130,708,386.65
  5. Step 5: Solve for x
    x = 111,130,708,386.65/300,331.34
  6. Step 6: Final answer
    x = 370,027.02

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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.