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Finding the Fourth Proportional to 365,866, 551,541.41 and 341,481.22

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Solution

The fourth proportional to 365,866, 551,541.41 and 341,481.22 is: 514,781.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,866 : 551,541.41 = 341,481.22 : x
  2. Step 2: Convert to fraction form
    365,866/551,541.41 = 341,481.22/x
  3. Step 3: Cross multiply
    365,866x = 551,541.41 × 341,481.22
  4. Step 4: Simplify right side
    365,866x = 188,341,033,567.32
  5. Step 5: Solve for x
    x = 188,341,033,567.32/365,866
  6. Step 6: Final answer
    x = 514,781.46

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.