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Finding the Fourth Proportional to 682,250, 941,524.44 and 380,463.44

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Solution

The fourth proportional to 682,250, 941,524.44 and 380,463.44 is: 525,050.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,250 : 941,524.44 = 380,463.44 : x
  2. Step 2: Convert to fraction form
    682,250/941,524.44 = 380,463.44/x
  3. Step 3: Cross multiply
    682,250x = 941,524.44 × 380,463.44
  4. Step 4: Simplify right side
    682,250x = 358,215,627,286.47
  5. Step 5: Solve for x
    x = 358,215,627,286.47/682,250
  6. Step 6: Final answer
    x = 525,050.39

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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.