Home / 300,462.28-414,638.07-164,505.04

Finding the Fourth Proportional to 300,462.28, 414,638.07 and 164,505.04

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Solution

The fourth proportional to 300,462.28, 414,638.07 and 164,505.04 is: 227,017.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,462.28 : 414,638.07 = 164,505.04 : x
  2. Step 2: Convert to fraction form
    300,462.28/414,638.07 = 164,505.04/x
  3. Step 3: Cross multiply
    300,462.28x = 414,638.07 × 164,505.04
  4. Step 4: Simplify right side
    300,462.28x = 68,210,052,290.87
  5. Step 5: Solve for x
    x = 68,210,052,290.87/300,462.28
  6. Step 6: Final answer
    x = 227,017.02

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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.