Home / 427,092.78-589,379.85-236,102.07

Finding the Fourth Proportional to 427,092.78, 589,379.85 and 236,102.07

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Solution

The fourth proportional to 427,092.78, 589,379.85 and 236,102.07 is: 325,816.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,092.78 : 589,379.85 = 236,102.07 : x
  2. Step 2: Convert to fraction form
    427,092.78/589,379.85 = 236,102.07/x
  3. Step 3: Cross multiply
    427,092.78x = 589,379.85 × 236,102.07
  4. Step 4: Simplify right side
    427,092.78x = 139,153,802,601.29
  5. Step 5: Solve for x
    x = 139,153,802,601.29/427,092.78
  6. Step 6: Final answer
    x = 325,816.33

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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.