Home / 715,016.50-1,072,524.75-265,850.44

Finding the Fourth Proportional to 715,016.50, 1,072,524.75 and 265,850.44

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Solution

The fourth proportional to 715,016.50, 1,072,524.75 and 265,850.44 is: 398,775.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,016.50 : 1,072,524.75 = 265,850.44 : x
  2. Step 2: Convert to fraction form
    715,016.50/1,072,524.75 = 265,850.44/x
  3. Step 3: Cross multiply
    715,016.50x = 1,072,524.75 × 265,850.44
  4. Step 4: Simplify right side
    715,016.50x = 285,131,176,698.39
  5. Step 5: Solve for x
    x = 285,131,176,698.39/715,016.50
  6. Step 6: Final answer
    x = 398,775.66

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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.