Home / 709,180.95-1,063,771.43-550,550.55

Finding the Fourth Proportional to 709,180.95, 1,063,771.43 and 550,550.55

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Solution

The fourth proportional to 709,180.95, 1,063,771.43 and 550,550.55 is: 825,825.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,180.95 : 1,063,771.43 = 550,550.55 : x
  2. Step 2: Convert to fraction form
    709,180.95/1,063,771.43 = 550,550.55/x
  3. Step 3: Cross multiply
    709,180.95x = 1,063,771.43 × 550,550.55
  4. Step 4: Simplify right side
    709,180.95x = 585,659,943,108.03
  5. Step 5: Solve for x
    x = 585,659,943,108.03/709,180.95
  6. Step 6: Final answer
    x = 825,825.83

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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.