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Finding the Fourth Proportional to 349,359.08, 482,056.60 and 196,377.08

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Solution

The fourth proportional to 349,359.08, 482,056.60 and 196,377.08 is: 270,967.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,359.08 : 482,056.60 = 196,377.08 : x
  2. Step 2: Convert to fraction form
    349,359.08/482,056.60 = 196,377.08/x
  3. Step 3: Cross multiply
    349,359.08x = 482,056.60 × 196,377.08
  4. Step 4: Simplify right side
    349,359.08x = 94,664,867,502.73
  5. Step 5: Solve for x
    x = 94,664,867,502.73/349,359.08
  6. Step 6: Final answer
    x = 270,967.25

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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.