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Finding the Fourth Proportional to 474,144.44, 654,330.70 and 270,190.98

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Solution

The fourth proportional to 474,144.44, 654,330.70 and 270,190.98 is: 372,870.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,144.44 : 654,330.70 = 270,190.98 : x
  2. Step 2: Convert to fraction form
    474,144.44/654,330.70 = 270,190.98/x
  3. Step 3: Cross multiply
    474,144.44x = 654,330.70 × 270,190.98
  4. Step 4: Simplify right side
    474,144.44x = 176,794,253,077.09
  5. Step 5: Solve for x
    x = 176,794,253,077.09/474,144.44
  6. Step 6: Final answer
    x = 372,870.03

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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.