Home / 366,842.18-551,107.70-259,020.66

Finding the Fourth Proportional to 366,842.18, 551,107.70 and 259,020.66

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Solution

The fourth proportional to 366,842.18, 551,107.70 and 259,020.66 is: 389,127.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,842.18 : 551,107.70 = 259,020.66 : x
  2. Step 2: Convert to fraction form
    366,842.18/551,107.70 = 259,020.66/x
  3. Step 3: Cross multiply
    366,842.18x = 551,107.70 × 259,020.66
  4. Step 4: Simplify right side
    366,842.18x = 142,748,280,185.08
  5. Step 5: Solve for x
    x = 142,748,280,185.08/366,842.18
  6. Step 6: Final answer
    x = 389,127.23

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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.