Home / 938,362.33-1,294,940.91-508,642.33

Finding the Fourth Proportional to 938,362.33, 1,294,940.91 and 508,642.33

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Solution

The fourth proportional to 938,362.33, 1,294,940.91 and 508,642.33 is: 701,926.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,362.33 : 1,294,940.91 = 508,642.33 : x
  2. Step 2: Convert to fraction form
    938,362.33/1,294,940.91 = 508,642.33/x
  3. Step 3: Cross multiply
    938,362.33x = 1,294,940.91 × 508,642.33
  4. Step 4: Simplify right side
    938,362.33x = 658,661,761,674.72
  5. Step 5: Solve for x
    x = 658,661,761,674.72/938,362.33
  6. Step 6: Final answer
    x = 701,926.90

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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.