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Finding the Fourth Proportional to 270,879.84, 406,293.84 and 93,362.40

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Solution

The fourth proportional to 270,879.84, 406,293.84 and 93,362.40 is: 140,034.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,879.84 : 406,293.84 = 93,362.40 : x
  2. Step 2: Convert to fraction form
    270,879.84/406,293.84 = 93,362.40/x
  3. Step 3: Cross multiply
    270,879.84x = 406,293.84 × 93,362.40
  4. Step 4: Simplify right side
    270,879.84x = 37,932,568,007.62
  5. Step 5: Solve for x
    x = 37,932,568,007.62/270,879.84
  6. Step 6: Final answer
    x = 140,034.67

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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.