Home / 341,736.20-512,507.46-141,809.30

Finding the Fourth Proportional to 341,736.20, 512,507.46 and 141,809.30

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Solution

The fourth proportional to 341,736.20, 512,507.46 and 141,809.30 is: 212,673.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,736.20 : 512,507.46 = 141,809.30 : x
  2. Step 2: Convert to fraction form
    341,736.20/512,507.46 = 141,809.30/x
  3. Step 3: Cross multiply
    341,736.20x = 512,507.46 × 141,809.30
  4. Step 4: Simplify right side
    341,736.20x = 72,678,324,147.38
  5. Step 5: Solve for x
    x = 72,678,324,147.38/341,736.20
  6. Step 6: Final answer
    x = 212,673.76

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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.