Home / 868,988.58-1,303,566.66-269,788.85

Finding the Fourth Proportional to 868,988.58, 1,303,566.66 and 269,788.85

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Solution

The fourth proportional to 868,988.58, 1,303,566.66 and 269,788.85 is: 404,709.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,988.58 : 1,303,566.66 = 269,788.85 : x
  2. Step 2: Convert to fraction form
    868,988.58/1,303,566.66 = 269,788.85/x
  3. Step 3: Cross multiply
    868,988.58x = 1,303,566.66 × 269,788.85
  4. Step 4: Simplify right side
    868,988.58x = 351,687,748,470.28
  5. Step 5: Solve for x
    x = 351,687,748,470.28/868,988.58
  6. Step 6: Final answer
    x = 404,709.29

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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.