Home / 938,329.38-1,294,897.32-508,611.22

Finding the Fourth Proportional to 938,329.38, 1,294,897.32 and 508,611.22

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Solution

The fourth proportional to 938,329.38, 1,294,897.32 and 508,611.22 is: 701,884.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,329.38 : 1,294,897.32 = 508,611.22 : x
  2. Step 2: Convert to fraction form
    938,329.38/1,294,897.32 = 508,611.22/x
  3. Step 3: Cross multiply
    938,329.38x = 1,294,897.32 × 508,611.22
  4. Step 4: Simplify right side
    938,329.38x = 658,599,305,699.93
  5. Step 5: Solve for x
    x = 658,599,305,699.93/938,329.38
  6. Step 6: Final answer
    x = 701,884.99

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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.