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Finding the Fourth Proportional to 270,280.26, 372,997.26 and 179,479.65

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Solution

The fourth proportional to 270,280.26, 372,997.26 and 179,479.65 is: 247,688.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,280.26 : 372,997.26 = 179,479.65 : x
  2. Step 2: Convert to fraction form
    270,280.26/372,997.26 = 179,479.65/x
  3. Step 3: Cross multiply
    270,280.26x = 372,997.26 × 179,479.65
  4. Step 4: Simplify right side
    270,280.26x = 66,945,417,675.76
  5. Step 5: Solve for x
    x = 66,945,417,675.76/270,280.26
  6. Step 6: Final answer
    x = 247,688.89

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1.5x scale

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.