Home / 352,926.72-487,049.76-202,072.32

Finding the Fourth Proportional to 352,926.72, 487,049.76 and 202,072.32

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Solution

The fourth proportional to 352,926.72, 487,049.76 and 202,072.32 is: 278,866.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,926.72 : 487,049.76 = 202,072.32 : x
  2. Step 2: Convert to fraction form
    352,926.72/487,049.76 = 202,072.32/x
  3. Step 3: Cross multiply
    352,926.72x = 487,049.76 × 202,072.32
  4. Step 4: Simplify right side
    352,926.72x = 98,419,274,958.64
  5. Step 5: Solve for x
    x = 98,419,274,958.64/352,926.72
  6. Step 6: Final answer
    x = 278,866.03

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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.