Home / 792,133.65-1,188,200.48-477,205.65

Finding the Fourth Proportional to 792,133.65, 1,188,200.48 and 477,205.65

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Solution

The fourth proportional to 792,133.65, 1,188,200.48 and 477,205.65 is: 715,808.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,133.65 : 1,188,200.48 = 477,205.65 : x
  2. Step 2: Convert to fraction form
    792,133.65/1,188,200.48 = 477,205.65/x
  3. Step 3: Cross multiply
    792,133.65x = 1,188,200.48 × 477,205.65
  4. Step 4: Simplify right side
    792,133.65x = 567,015,980,002.68
  5. Step 5: Solve for x
    x = 567,015,980,002.68/792,133.65
  6. Step 6: Final answer
    x = 715,808.48

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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.