Home / 800,995.45-1,201,690.04-240,029.95

Finding the Fourth Proportional to 800,995.45, 1,201,690.04 and 240,029.95

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Solution

The fourth proportional to 800,995.45, 1,201,690.04 and 240,029.95 is: 360,103.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,995.45 : 1,201,690.04 = 240,029.95 : x
  2. Step 2: Convert to fraction form
    800,995.45/1,201,690.04 = 240,029.95/x
  3. Step 3: Cross multiply
    800,995.45x = 1,201,690.04 × 240,029.95
  4. Step 4: Simplify right side
    800,995.45x = 288,441,600,216.70
  5. Step 5: Solve for x
    x = 288,441,600,216.70/800,995.45
  6. Step 6: Final answer
    x = 360,103.92

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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.