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Finding the Fourth Proportional to 366,976.89, 550,699.20 and 167,317.20

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Solution

The fourth proportional to 366,976.89, 550,699.20 and 167,317.20 is: 251,082.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,976.89 : 550,699.20 = 167,317.20 : x
  2. Step 2: Convert to fraction form
    366,976.89/550,699.20 = 167,317.20/x
  3. Step 3: Cross multiply
    366,976.89x = 550,699.20 × 167,317.20
  4. Step 4: Simplify right side
    366,976.89x = 92,141,448,186.24
  5. Step 5: Solve for x
    x = 92,141,448,186.24/366,976.89
  6. Step 6: Final answer
    x = 251,082.43

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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.