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Finding the Fourth Proportional to 366,872.49, 550,050.93 and 161,609.75

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Solution

The fourth proportional to 366,872.49, 550,050.93 and 161,609.75 is: 242,301.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,872.49 : 550,050.93 = 161,609.75 : x
  2. Step 2: Convert to fraction form
    366,872.49/550,050.93 = 161,609.75/x
  3. Step 3: Cross multiply
    366,872.49x = 550,050.93 × 161,609.75
  4. Step 4: Simplify right side
    366,872.49x = 88,893,590,534.31
  5. Step 5: Solve for x
    x = 88,893,590,534.31/366,872.49
  6. Step 6: Final answer
    x = 242,301.05

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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.