Home / 868,437.86-1,302,673.19-269,418.56

Finding the Fourth Proportional to 868,437.86, 1,302,673.19 and 269,418.56

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Solution

The fourth proportional to 868,437.86, 1,302,673.19 and 269,418.56 is: 404,132.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,437.86 : 1,302,673.19 = 269,418.56 : x
  2. Step 2: Convert to fraction form
    868,437.86/1,302,673.19 = 269,418.56/x
  3. Step 3: Cross multiply
    868,437.86x = 1,302,673.19 × 269,418.56
  4. Step 4: Simplify right side
    868,437.86x = 350,964,327,139.95
  5. Step 5: Solve for x
    x = 350,964,327,139.95/868,437.86
  6. Step 6: Final answer
    x = 404,132.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.