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Finding the Fourth Proportional to 461,999.62, 637,569.93 and 271,150.66

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Solution

The fourth proportional to 461,999.62, 637,569.93 and 271,150.66 is: 374,194.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,999.62 : 637,569.93 = 271,150.66 : x
  2. Step 2: Convert to fraction form
    461,999.62/637,569.93 = 271,150.66/x
  3. Step 3: Cross multiply
    461,999.62x = 637,569.93 × 271,150.66
  4. Step 4: Simplify right side
    461,999.62x = 172,877,507,315.65
  5. Step 5: Solve for x
    x = 172,877,507,315.65/461,999.62
  6. Step 6: Final answer
    x = 374,194.05

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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.