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Finding the Fourth Proportional to 343,425.38, 473,927.02 and 192,522.38

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Solution

The fourth proportional to 343,425.38, 473,927.02 and 192,522.38 is: 265,680.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,425.38 : 473,927.02 = 192,522.38 : x
  2. Step 2: Convert to fraction form
    343,425.38/473,927.02 = 192,522.38/x
  3. Step 3: Cross multiply
    343,425.38x = 473,927.02 × 192,522.38
  4. Step 4: Simplify right side
    343,425.38x = 91,241,554,985.77
  5. Step 5: Solve for x
    x = 91,241,554,985.77/343,425.38
  6. Step 6: Final answer
    x = 265,680.88

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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.