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Finding the Fourth Proportional to 273,901.42, 410,896.28 and 84,361.74

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Solution

The fourth proportional to 273,901.42, 410,896.28 and 84,361.74 is: 126,556.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,901.42 : 410,896.28 = 84,361.74 : x
  2. Step 2: Convert to fraction form
    273,901.42/410,896.28 = 84,361.74/x
  3. Step 3: Cross multiply
    273,901.42x = 410,896.28 × 84,361.74
  4. Step 4: Simplify right side
    273,901.42x = 34,663,925,140.33
  5. Step 5: Solve for x
    x = 34,663,925,140.33/273,901.42
  6. Step 6: Final answer
    x = 126,556.21

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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.