Home / 303,213.35-418,427.09-167,244.38

Finding the Fourth Proportional to 303,213.35, 418,427.09 and 167,244.38

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Solution

The fourth proportional to 303,213.35, 418,427.09 and 167,244.38 is: 230,793.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,213.35 : 418,427.09 = 167,244.38 : x
  2. Step 2: Convert to fraction form
    303,213.35/418,427.09 = 167,244.38/x
  3. Step 3: Cross multiply
    303,213.35x = 418,427.09 × 167,244.38
  4. Step 4: Simplify right side
    303,213.35x = 69,979,579,242.25
  5. Step 5: Solve for x
    x = 69,979,579,242.25/303,213.35
  6. Step 6: Final answer
    x = 230,793.20

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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.