Home / 868,454.94-1,302,764.97-269,422.62

Finding the Fourth Proportional to 868,454.94, 1,302,764.97 and 269,422.62

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Solution

The fourth proportional to 868,454.94, 1,302,764.97 and 269,422.62 is: 404,159.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,454.94 : 1,302,764.97 = 269,422.62 : x
  2. Step 2: Convert to fraction form
    868,454.94/1,302,764.97 = 269,422.62/x
  3. Step 3: Cross multiply
    868,454.94x = 1,302,764.97 × 269,422.62
  4. Step 4: Simplify right side
    868,454.94x = 350,994,351,461.62
  5. Step 5: Solve for x
    x = 350,994,351,461.62/868,454.94
  6. Step 6: Final answer
    x = 404,159.54

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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.