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Finding the Fourth Proportional to 344,024.64, 474,750.72 and 193,120.56

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Solution

The fourth proportional to 344,024.64, 474,750.72 and 193,120.56 is: 266,504.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,024.64 : 474,750.72 = 193,120.56 : x
  2. Step 2: Convert to fraction form
    344,024.64/474,750.72 = 193,120.56/x
  3. Step 3: Cross multiply
    344,024.64x = 474,750.72 × 193,120.56
  4. Step 4: Simplify right side
    344,024.64x = 91,684,124,906.80
  5. Step 5: Solve for x
    x = 91,684,124,906.80/344,024.64
  6. Step 6: Final answer
    x = 266,504.53

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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.