Home / 494,658.56-741,985.78-210,304.82

Finding the Fourth Proportional to 494,658.56, 741,985.78 and 210,304.82

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Solution

The fourth proportional to 494,658.56, 741,985.78 and 210,304.82 is: 315,456.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,658.56 : 741,985.78 = 210,304.82 : x
  2. Step 2: Convert to fraction form
    494,658.56/741,985.78 = 210,304.82/x
  3. Step 3: Cross multiply
    494,658.56x = 741,985.78 × 210,304.82
  4. Step 4: Simplify right side
    494,658.56x = 156,043,181,669.77
  5. Step 5: Solve for x
    x = 156,043,181,669.77/494,658.56
  6. Step 6: Final answer
    x = 315,456.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.