Home / 938,377.38-1,294,925.94-508,648.26

Finding the Fourth Proportional to 938,377.38, 1,294,925.94 and 508,648.26

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Solution

The fourth proportional to 938,377.38, 1,294,925.94 and 508,648.26 is: 701,915.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,377.38 : 1,294,925.94 = 508,648.26 : x
  2. Step 2: Convert to fraction form
    938,377.38/1,294,925.94 = 508,648.26/x
  3. Step 3: Cross multiply
    938,377.38x = 1,294,925.94 × 508,648.26
  4. Step 4: Simplify right side
    938,377.38x = 658,661,826,209.86
  5. Step 5: Solve for x
    x = 658,661,826,209.86/938,377.38
  6. Step 6: Final answer
    x = 701,915.71

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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.