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Finding the Fourth Proportional to 341,463.02, 512,195.74 and 104,805.72

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Solution

The fourth proportional to 341,463.02, 512,195.74 and 104,805.72 is: 157,208.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,463.02 : 512,195.74 = 104,805.72 : x
  2. Step 2: Convert to fraction form
    341,463.02/512,195.74 = 104,805.72/x
  3. Step 3: Cross multiply
    341,463.02x = 512,195.74 × 104,805.72
  4. Step 4: Simplify right side
    341,463.02x = 53,681,043,049.62
  5. Step 5: Solve for x
    x = 53,681,043,049.62/341,463.02
  6. Step 6: Final answer
    x = 157,208.95

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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.