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Finding the Fourth Proportional to 345,850.28, 477,274.23 and 192,898.37

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Solution

The fourth proportional to 345,850.28, 477,274.23 and 192,898.37 is: 266,200.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,850.28 : 477,274.23 = 192,898.37 : x
  2. Step 2: Convert to fraction form
    345,850.28/477,274.23 = 192,898.37/x
  3. Step 3: Cross multiply
    345,850.28x = 477,274.23 × 192,898.37
  4. Step 4: Simplify right side
    345,850.28x = 92,065,421,010.01
  5. Step 5: Solve for x
    x = 92,065,421,010.01/345,850.28
  6. Step 6: Final answer
    x = 266,200.22

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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.