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Finding the Fourth Proportional to 311,024.90, 466,611.38 and 100,662.84

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Solution

The fourth proportional to 311,024.90, 466,611.38 and 100,662.84 is: 151,018.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,024.90 : 466,611.38 = 100,662.84 : x
  2. Step 2: Convert to fraction form
    311,024.90/466,611.38 = 100,662.84/x
  3. Step 3: Cross multiply
    311,024.90x = 466,611.38 × 100,662.84
  4. Step 4: Simplify right side
    311,024.90x = 46,970,426,687.12
  5. Step 5: Solve for x
    x = 46,970,426,687.12/311,024.90
  6. Step 6: Final answer
    x = 151,018.22

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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.