Home / 792,002.20-1,186,448.10-540,059.80

Finding the Fourth Proportional to 792,002.20, 1,186,448.10 and 540,059.80

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Solution

The fourth proportional to 792,002.20, 1,186,448.10 and 540,059.80 is: 809,029.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,002.20 : 1,186,448.10 = 540,059.80 : x
  2. Step 2: Convert to fraction form
    792,002.20/1,186,448.10 = 540,059.80/x
  3. Step 3: Cross multiply
    792,002.20x = 1,186,448.10 × 540,059.80
  4. Step 4: Simplify right side
    792,002.20x = 640,752,923,596.38
  5. Step 5: Solve for x
    x = 640,752,923,596.38/792,002.20
  6. Step 6: Final answer
    x = 809,029.22

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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.