Home / 311,944.20-467,916.30-238,216.20

Finding the Fourth Proportional to 311,944.20, 467,916.30 and 238,216.20

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Solution

The fourth proportional to 311,944.20, 467,916.30 and 238,216.20 is: 357,324.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,944.20 : 467,916.30 = 238,216.20 : x
  2. Step 2: Convert to fraction form
    311,944.20/467,916.30 = 238,216.20/x
  3. Step 3: Cross multiply
    311,944.20x = 467,916.30 × 238,216.20
  4. Step 4: Simplify right side
    311,944.20x = 111,465,242,904.06
  5. Step 5: Solve for x
    x = 111,465,242,904.06/311,944.20
  6. Step 6: Final answer
    x = 357,324.30

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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.