Home / 323,927.10-486,109.35-181,772.10

Finding the Fourth Proportional to 323,927.10, 486,109.35 and 181,772.10

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Solution

The fourth proportional to 323,927.10, 486,109.35 and 181,772.10 is: 272,780.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,927.10 : 486,109.35 = 181,772.10 : x
  2. Step 2: Convert to fraction form
    323,927.10/486,109.35 = 181,772.10/x
  3. Step 3: Cross multiply
    323,927.10x = 486,109.35 × 181,772.10
  4. Step 4: Simplify right side
    323,927.10x = 88,361,117,379.14
  5. Step 5: Solve for x
    x = 88,361,117,379.14/323,927.10
  6. Step 6: Final answer
    x = 272,780.87

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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.