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Finding the Fourth Proportional to 809,876.08, 1,214,783.88 and 248,896

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Solution

The fourth proportional to 809,876.08, 1,214,783.88 and 248,896 is: 373,334.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,876.08 : 1,214,783.88 = 248,896 : x
  2. Step 2: Convert to fraction form
    809,876.08/1,214,783.88 = 248,896/x
  3. Step 3: Cross multiply
    809,876.08x = 1,214,783.88 × 248,896
  4. Step 4: Simplify right side
    809,876.08x = 302,354,848,596.48
  5. Step 5: Solve for x
    x = 302,354,848,596.48/809,876.08
  6. Step 6: Final answer
    x = 373,334.71

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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.