Home / 792,124.40-1,188,186.60-477,196.40

Finding the Fourth Proportional to 792,124.40, 1,188,186.60 and 477,196.40

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Solution

The fourth proportional to 792,124.40, 1,188,186.60 and 477,196.40 is: 715,794.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,124.40 : 1,188,186.60 = 477,196.40 : x
  2. Step 2: Convert to fraction form
    792,124.40/1,188,186.60 = 477,196.40/x
  3. Step 3: Cross multiply
    792,124.40x = 1,188,186.60 × 477,196.40
  4. Step 4: Simplify right side
    792,124.40x = 566,998,368,048.24
  5. Step 5: Solve for x
    x = 566,998,368,048.24/792,124.40
  6. Step 6: Final answer
    x = 715,794.60

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Double scale
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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.