Home / 299,678.86-449,516.67-122,185.18

Finding the Fourth Proportional to 299,678.86, 449,516.67 and 122,185.18

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Solution

The fourth proportional to 299,678.86, 449,516.67 and 122,185.18 is: 183,277.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,678.86 : 449,516.67 = 122,185.18 : x
  2. Step 2: Convert to fraction form
    299,678.86/449,516.67 = 122,185.18/x
  3. Step 3: Cross multiply
    299,678.86x = 449,516.67 × 122,185.18
  4. Step 4: Simplify right side
    299,678.86x = 54,924,275,236.95
  5. Step 5: Solve for x
    x = 54,924,275,236.95/299,678.86
  6. Step 6: Final answer
    x = 183,277.11

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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.