Home / 938,122.26-1,294,609.83-508,402.38

Finding the Fourth Proportional to 938,122.26, 1,294,609.83 and 508,402.38

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Solution

The fourth proportional to 938,122.26, 1,294,609.83 and 508,402.38 is: 701,595.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,122.26 : 1,294,609.83 = 508,402.38 : x
  2. Step 2: Convert to fraction form
    938,122.26/1,294,609.83 = 508,402.38/x
  3. Step 3: Cross multiply
    938,122.26x = 1,294,609.83 × 508,402.38
  4. Step 4: Simplify right side
    938,122.26x = 658,182,718,743.40
  5. Step 5: Solve for x
    x = 658,182,718,743.40/938,122.26
  6. Step 6: Final answer
    x = 701,595.89

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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.