Home / 384,911.18-576,936.66-160,196.96

Finding the Fourth Proportional to 384,911.18, 576,936.66 and 160,196.96

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Solution

The fourth proportional to 384,911.18, 576,936.66 and 160,196.96 is: 240,116.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,911.18 : 576,936.66 = 160,196.96 : x
  2. Step 2: Convert to fraction form
    384,911.18/576,936.66 = 160,196.96/x
  3. Step 3: Cross multiply
    384,911.18x = 576,936.66 × 160,196.96
  4. Step 4: Simplify right side
    384,911.18x = 92,423,499,044.55
  5. Step 5: Solve for x
    x = 92,423,499,044.55/384,911.18
  6. Step 6: Final answer
    x = 240,116.43

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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.