Home / 294,665.49-442,218.21-199,670.34

Finding the Fourth Proportional to 294,665.49, 442,218.21 and 199,670.34

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Solution

The fourth proportional to 294,665.49, 442,218.21 and 199,670.34 is: 299,654.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,665.49 : 442,218.21 = 199,670.34 : x
  2. Step 2: Convert to fraction form
    294,665.49/442,218.21 = 199,670.34/x
  3. Step 3: Cross multiply
    294,665.49x = 442,218.21 × 199,670.34
  4. Step 4: Simplify right side
    294,665.49x = 88,297,860,344.89
  5. Step 5: Solve for x
    x = 88,297,860,344.89/294,665.49
  6. Step 6: Final answer
    x = 299,654.57

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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.