Home / 331,256.20-496,949.10-141,716.20

Finding the Fourth Proportional to 331,256.20, 496,949.10 and 141,716.20

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Solution

The fourth proportional to 331,256.20, 496,949.10 and 141,716.20 is: 212,602.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,256.20 : 496,949.10 = 141,716.20 : x
  2. Step 2: Convert to fraction form
    331,256.20/496,949.10 = 141,716.20/x
  3. Step 3: Cross multiply
    331,256.20x = 496,949.10 × 141,716.20
  4. Step 4: Simplify right side
    331,256.20x = 70,425,738,045.42
  5. Step 5: Solve for x
    x = 70,425,738,045.42/331,256.20
  6. Step 6: Final answer
    x = 212,602.02

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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.