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Finding the Fourth Proportional to 424,586.75, 585,921.33 and 233,603.33

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Solution

The fourth proportional to 424,586.75, 585,921.33 and 233,603.33 is: 322,367.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,586.75 : 585,921.33 = 233,603.33 : x
  2. Step 2: Convert to fraction form
    424,586.75/585,921.33 = 233,603.33/x
  3. Step 3: Cross multiply
    424,586.75x = 585,921.33 × 233,603.33
  4. Step 4: Simplify right side
    424,586.75x = 136,873,170,876.42
  5. Step 5: Solve for x
    x = 136,873,170,876.42/424,586.75
  6. Step 6: Final answer
    x = 322,367.98

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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.