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Finding the Fourth Proportional to 424,174.62, 585,361.35 and 233,191.26

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Solution

The fourth proportional to 424,174.62, 585,361.35 and 233,191.26 is: 321,804.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,174.62 : 585,361.35 = 233,191.26 : x
  2. Step 2: Convert to fraction form
    424,174.62/585,361.35 = 233,191.26/x
  3. Step 3: Cross multiply
    424,174.62x = 585,361.35 × 233,191.26
  4. Step 4: Simplify right side
    424,174.62x = 136,501,150,761.80
  5. Step 5: Solve for x
    x = 136,501,150,761.80/424,174.62
  6. Step 6: Final answer
    x = 321,804.14

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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.