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Finding the Fourth Proportional to 654,871.92, 901,134.36 and 547,096.56

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Solution

The fourth proportional to 654,871.92, 901,134.36 and 547,096.56 is: 752,830.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,871.92 : 901,134.36 = 547,096.56 : x
  2. Step 2: Convert to fraction form
    654,871.92/901,134.36 = 547,096.56/x
  3. Step 3: Cross multiply
    654,871.92x = 901,134.36 × 547,096.56
  4. Step 4: Simplify right side
    654,871.92x = 493,007,508,453.80
  5. Step 5: Solve for x
    x = 493,007,508,453.80/654,871.92
  6. Step 6: Final answer
    x = 752,830.43

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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.