Home / 792,144.80-1,188,217.20-476,439.20

Finding the Fourth Proportional to 792,144.80, 1,188,217.20 and 476,439.20

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Solution

The fourth proportional to 792,144.80, 1,188,217.20 and 476,439.20 is: 714,658.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,144.80 : 1,188,217.20 = 476,439.20 : x
  2. Step 2: Convert to fraction form
    792,144.80/1,188,217.20 = 476,439.20/x
  3. Step 3: Cross multiply
    792,144.80x = 1,188,217.20 × 476,439.20
  4. Step 4: Simplify right side
    792,144.80x = 566,113,252,194.24
  5. Step 5: Solve for x
    x = 566,113,252,194.24/792,144.80
  6. Step 6: Final answer
    x = 714,658.80

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Double scale
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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.