Home / 830,462.54-1,244,906.48-269,103.38

Finding the Fourth Proportional to 830,462.54, 1,244,906.48 and 269,103.38

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Solution

The fourth proportional to 830,462.54, 1,244,906.48 and 269,103.38 is: 403,399.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,462.54 : 1,244,906.48 = 269,103.38 : x
  2. Step 2: Convert to fraction form
    830,462.54/1,244,906.48 = 269,103.38/x
  3. Step 3: Cross multiply
    830,462.54x = 1,244,906.48 × 269,103.38
  4. Step 4: Simplify right side
    830,462.54x = 335,008,536,000.13
  5. Step 5: Solve for x
    x = 335,008,536,000.13/830,462.54
  6. Step 6: Final answer
    x = 403,399.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.