Home / 938,335.73-1,294,905.49-508,613.92

Finding the Fourth Proportional to 938,335.73, 1,294,905.49 and 508,613.92

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Solution

The fourth proportional to 938,335.73, 1,294,905.49 and 508,613.92 is: 701,888.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,335.73 : 1,294,905.49 = 508,613.92 : x
  2. Step 2: Convert to fraction form
    938,335.73/1,294,905.49 = 508,613.92/x
  3. Step 3: Cross multiply
    938,335.73x = 1,294,905.49 × 508,613.92
  4. Step 4: Simplify right side
    938,335.73x = 658,606,952,789.62
  5. Step 5: Solve for x
    x = 658,606,952,789.62/938,335.73
  6. Step 6: Final answer
    x = 701,888.39

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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.