Home / 809,454.30-1,213,969.86-240,682.22

Finding the Fourth Proportional to 809,454.30, 1,213,969.86 and 240,682.22

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Solution

The fourth proportional to 809,454.30, 1,213,969.86 and 240,682.22 is: 360,960.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,454.30 : 1,213,969.86 = 240,682.22 : x
  2. Step 2: Convert to fraction form
    809,454.30/1,213,969.86 = 240,682.22/x
  3. Step 3: Cross multiply
    809,454.30x = 1,213,969.86 × 240,682.22
  4. Step 4: Simplify right side
    809,454.30x = 292,180,954,848.04
  5. Step 5: Solve for x
    x = 292,180,954,848.04/809,454.30
  6. Step 6: Final answer
    x = 360,960.41

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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.