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Finding the Fourth Proportional to 344,231.50, 475,084.02 and 193,328.50

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Solution

The fourth proportional to 344,231.50, 475,084.02 and 193,328.50 is: 266,818.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,231.50 : 475,084.02 = 193,328.50 : x
  2. Step 2: Convert to fraction form
    344,231.50/475,084.02 = 193,328.50/x
  3. Step 3: Cross multiply
    344,231.50x = 475,084.02 × 193,328.50
  4. Step 4: Simplify right side
    344,231.50x = 91,847,280,960.57
  5. Step 5: Solve for x
    x = 91,847,280,960.57/344,231.50
  6. Step 6: Final answer
    x = 266,818.35

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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.