Home / 484,975.58-669,287.07-270,115.70

Finding the Fourth Proportional to 484,975.58, 669,287.07 and 270,115.70

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Solution

The fourth proportional to 484,975.58, 669,287.07 and 270,115.70 is: 372,771.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,975.58 : 669,287.07 = 270,115.70 : x
  2. Step 2: Convert to fraction form
    484,975.58/669,287.07 = 270,115.70/x
  3. Step 3: Cross multiply
    484,975.58x = 669,287.07 × 270,115.70
  4. Step 4: Simplify right side
    484,975.58x = 180,784,945,414.00
  5. Step 5: Solve for x
    x = 180,784,945,414.00/484,975.58
  6. Step 6: Final answer
    x = 372,771.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.