Home / 311,856.96-467,387.73-151,971.06

Finding the Fourth Proportional to 311,856.96, 467,387.73 and 151,971.06

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Solution

The fourth proportional to 311,856.96, 467,387.73 and 151,971.06 is: 227,762.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,856.96 : 467,387.73 = 151,971.06 : x
  2. Step 2: Convert to fraction form
    311,856.96/467,387.73 = 151,971.06/x
  3. Step 3: Cross multiply
    311,856.96x = 467,387.73 × 151,971.06
  4. Step 4: Simplify right side
    311,856.96x = 71,029,408,759.09
  5. Step 5: Solve for x
    x = 71,029,408,759.09/311,856.96
  6. Step 6: Final answer
    x = 227,762.78

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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.