Home / 800,634.06-1,200,762.38-294,920.34

Finding the Fourth Proportional to 800,634.06, 1,200,762.38 and 294,920.34

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Solution

The fourth proportional to 800,634.06, 1,200,762.38 and 294,920.34 is: 442,311.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,634.06 : 1,200,762.38 = 294,920.34 : x
  2. Step 2: Convert to fraction form
    800,634.06/1,200,762.38 = 294,920.34/x
  3. Step 3: Cross multiply
    800,634.06x = 1,200,762.38 × 294,920.34
  4. Step 4: Simplify right side
    800,634.06x = 354,129,247,894.21
  5. Step 5: Solve for x
    x = 354,129,247,894.21/800,634.06
  6. Step 6: Final answer
    x = 442,311.00

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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.