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Finding the Fourth Proportional to 369,967.26, 554,928.12 and 227,839.62

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Solution

The fourth proportional to 369,967.26, 554,928.12 and 227,839.62 is: 341,745.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,967.26 : 554,928.12 = 227,839.62 : x
  2. Step 2: Convert to fraction form
    369,967.26/554,928.12 = 227,839.62/x
  3. Step 3: Cross multiply
    369,967.26x = 554,928.12 × 227,839.62
  4. Step 4: Simplify right side
    369,967.26x = 126,434,611,988.11
  5. Step 5: Solve for x
    x = 126,434,611,988.11/369,967.26
  6. Step 6: Final answer
    x = 341,745.41

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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.