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Finding the Fourth Proportional to 434,851.10, 600,122.90 and 251,097.42

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Solution

The fourth proportional to 434,851.10, 600,122.90 and 251,097.42 is: 346,530.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,851.10 : 600,122.90 = 251,097.42 : x
  2. Step 2: Convert to fraction form
    434,851.10/600,122.90 = 251,097.42/x
  3. Step 3: Cross multiply
    434,851.10x = 600,122.90 × 251,097.42
  4. Step 4: Simplify right side
    434,851.10x = 150,689,311,872.92
  5. Step 5: Solve for x
    x = 150,689,311,872.92/434,851.10
  6. Step 6: Final answer
    x = 346,530.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.