Home / 894,119.40-1,340,680.83-294,919.68

Finding the Fourth Proportional to 894,119.40, 1,340,680.83 and 294,919.68

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Solution

The fourth proportional to 894,119.40, 1,340,680.83 and 294,919.68 is: 442,215.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,119.40 : 1,340,680.83 = 294,919.68 : x
  2. Step 2: Convert to fraction form
    894,119.40/1,340,680.83 = 294,919.68/x
  3. Step 3: Cross multiply
    894,119.40x = 1,340,680.83 × 294,919.68
  4. Step 4: Simplify right side
    894,119.40x = 395,393,161,365.73
  5. Step 5: Solve for x
    x = 395,393,161,365.73/894,119.40
  6. Step 6: Final answer
    x = 442,215.17

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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.