Home / 938,359.08-1,294,934.22-508,639.10

Finding the Fourth Proportional to 938,359.08, 1,294,934.22 and 508,639.10

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Solution

The fourth proportional to 938,359.08, 1,294,934.22 and 508,639.10 is: 701,921.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,359.08 : 1,294,934.22 = 508,639.10 : x
  2. Step 2: Convert to fraction form
    938,359.08/1,294,934.22 = 508,639.10/x
  3. Step 3: Cross multiply
    938,359.08x = 1,294,934.22 × 508,639.10
  4. Step 4: Simplify right side
    938,359.08x = 658,654,169,745.33
  5. Step 5: Solve for x
    x = 658,654,169,745.33/938,359.08
  6. Step 6: Final answer
    x = 701,921.24

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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.