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Finding the Fourth Proportional to 343,270.88, 473,662.88 and 196,084.96

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Solution

The fourth proportional to 343,270.88, 473,662.88 and 196,084.96 is: 270,568.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,270.88 : 473,662.88 = 196,084.96 : x
  2. Step 2: Convert to fraction form
    343,270.88/473,662.88 = 196,084.96/x
  3. Step 3: Cross multiply
    343,270.88x = 473,662.88 × 196,084.96
  4. Step 4: Simplify right side
    343,270.88x = 92,878,166,878.28
  5. Step 5: Solve for x
    x = 92,878,166,878.28/343,270.88
  6. Step 6: Final answer
    x = 270,568.15

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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.