Home / 792,004.80-1,188,007.20-476,817.60

Finding the Fourth Proportional to 792,004.80, 1,188,007.20 and 476,817.60

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Solution

The fourth proportional to 792,004.80, 1,188,007.20 and 476,817.60 is: 715,226.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,004.80 : 1,188,007.20 = 476,817.60 : x
  2. Step 2: Convert to fraction form
    792,004.80/1,188,007.20 = 476,817.60/x
  3. Step 3: Cross multiply
    792,004.80x = 1,188,007.20 × 476,817.60
  4. Step 4: Simplify right side
    792,004.80x = 566,462,741,886.72
  5. Step 5: Solve for x
    x = 566,462,741,886.72/792,004.80
  6. Step 6: Final answer
    x = 715,226.40

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Similar ratio
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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.