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Finding the Fourth Proportional to 461,842.60, 637,487.94 and 270,933.16

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Solution

The fourth proportional to 461,842.60, 637,487.94 and 270,933.16 is: 373,972.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,842.60 : 637,487.94 = 270,933.16 : x
  2. Step 2: Convert to fraction form
    461,842.60/637,487.94 = 270,933.16/x
  3. Step 3: Cross multiply
    461,842.60x = 637,487.94 × 270,933.16
  4. Step 4: Simplify right side
    461,842.60x = 172,716,622,046.09
  5. Step 5: Solve for x
    x = 172,716,622,046.09/461,842.60
  6. Step 6: Final answer
    x = 373,972.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.