Home / 938,119.26-1,294,605.69-508,399.38

Finding the Fourth Proportional to 938,119.26, 1,294,605.69 and 508,399.38

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Solution

The fourth proportional to 938,119.26, 1,294,605.69 and 508,399.38 is: 701,591.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,119.26 : 1,294,605.69 = 508,399.38 : x
  2. Step 2: Convert to fraction form
    938,119.26/1,294,605.69 = 508,399.38/x
  3. Step 3: Cross multiply
    938,119.26x = 1,294,605.69 × 508,399.38
  4. Step 4: Simplify right side
    938,119.26x = 658,176,730,140.47
  5. Step 5: Solve for x
    x = 658,176,730,140.47/938,119.26
  6. Step 6: Final answer
    x = 701,591.75

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1.5x scale

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.