Home / 792,005.20-1,186,452.60-540,062.80

Finding the Fourth Proportional to 792,005.20, 1,186,452.60 and 540,062.80

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Solution

The fourth proportional to 792,005.20, 1,186,452.60 and 540,062.80 is: 809,033.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,005.20 : 1,186,452.60 = 540,062.80 : x
  2. Step 2: Convert to fraction form
    792,005.20/1,186,452.60 = 540,062.80/x
  3. Step 3: Cross multiply
    792,005.20x = 1,186,452.60 × 540,062.80
  4. Step 4: Simplify right side
    792,005.20x = 640,758,913,223.28
  5. Step 5: Solve for x
    x = 640,758,913,223.28/792,005.20
  6. Step 6: Final answer
    x = 809,033.72

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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.