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Finding the Fourth Proportional to 341,471.10, 512,206.65 and 323,975.10

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Solution

The fourth proportional to 341,471.10, 512,206.65 and 323,975.10 is: 485,962.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,471.10 : 512,206.65 = 323,975.10 : x
  2. Step 2: Convert to fraction form
    341,471.10/512,206.65 = 323,975.10/x
  3. Step 3: Cross multiply
    341,471.10x = 512,206.65 × 323,975.10
  4. Step 4: Simplify right side
    341,471.10x = 165,942,200,654.42
  5. Step 5: Solve for x
    x = 165,942,200,654.42/341,471.10
  6. Step 6: Final answer
    x = 485,962.65

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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.