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Finding the Fourth Proportional to 341,732.44, 512,559.78 and 92,395

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Solution

The fourth proportional to 341,732.44, 512,559.78 and 92,395 is: 138,581.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,732.44 : 512,559.78 = 92,395 : x
  2. Step 2: Convert to fraction form
    341,732.44/512,559.78 = 92,395/x
  3. Step 3: Cross multiply
    341,732.44x = 512,559.78 × 92,395
  4. Step 4: Simplify right side
    341,732.44x = 47,357,960,873.10
  5. Step 5: Solve for x
    x = 47,357,960,873.10/341,732.44
  6. Step 6: Final answer
    x = 138,581.99

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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.