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Finding the Fourth Proportional to 777,883, 1,166,824.50 and 252,571

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Solution

The fourth proportional to 777,883, 1,166,824.50 and 252,571 is: 378,856.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,883 : 1,166,824.50 = 252,571 : x
  2. Step 2: Convert to fraction form
    777,883/1,166,824.50 = 252,571/x
  3. Step 3: Cross multiply
    777,883x = 1,166,824.50 × 252,571
  4. Step 4: Simplify right side
    777,883x = 294,706,030,789.50
  5. Step 5: Solve for x
    x = 294,706,030,789.50/777,883
  6. Step 6: Final answer
    x = 378,856.50

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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.