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Finding the Fourth Proportional to 208,370.94, 312,552.09 and 50,600.22

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Solution

The fourth proportional to 208,370.94, 312,552.09 and 50,600.22 is: 75,899.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,370.94 : 312,552.09 = 50,600.22 : x
  2. Step 2: Convert to fraction form
    208,370.94/312,552.09 = 50,600.22/x
  3. Step 3: Cross multiply
    208,370.94x = 312,552.09 × 50,600.22
  4. Step 4: Simplify right side
    208,370.94x = 15,815,204,515.46
  5. Step 5: Solve for x
    x = 15,815,204,515.46/208,370.94
  6. Step 6: Final answer
    x = 75,899.28

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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.