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Finding the Fourth Proportional to 474,238.92, 654,409.97 and 267,495.89

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Solution

The fourth proportional to 474,238.92, 654,409.97 and 267,495.89 is: 369,121.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,238.92 : 654,409.97 = 267,495.89 : x
  2. Step 2: Convert to fraction form
    474,238.92/654,409.97 = 267,495.89/x
  3. Step 3: Cross multiply
    474,238.92x = 654,409.97 × 267,495.89
  4. Step 4: Simplify right side
    474,238.92x = 175,051,977,200.75
  5. Step 5: Solve for x
    x = 175,051,977,200.75/474,238.92
  6. Step 6: Final answer
    x = 369,121.91

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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.