Home / 442,286.08-609,872.46-298,796.98

Finding the Fourth Proportional to 442,286.08, 609,872.46 and 298,796.98

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Solution

The fourth proportional to 442,286.08, 609,872.46 and 298,796.98 is: 412,013.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,286.08 : 609,872.46 = 298,796.98 : x
  2. Step 2: Convert to fraction form
    442,286.08/609,872.46 = 298,796.98/x
  3. Step 3: Cross multiply
    442,286.08x = 609,872.46 × 298,796.98
  4. Step 4: Simplify right side
    442,286.08x = 182,228,049,233.17
  5. Step 5: Solve for x
    x = 182,228,049,233.17/442,286.08
  6. Step 6: Final answer
    x = 412,013.98

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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.