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Finding the Fourth Proportional to 489,801.96, 734,516.11 and 233,589.27

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Solution

The fourth proportional to 489,801.96, 734,516.11 and 233,589.27 is: 350,294.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,801.96 : 734,516.11 = 233,589.27 : x
  2. Step 2: Convert to fraction form
    489,801.96/734,516.11 = 233,589.27/x
  3. Step 3: Cross multiply
    489,801.96x = 734,516.11 × 233,589.27
  4. Step 4: Simplify right side
    489,801.96x = 171,575,084,351.31
  5. Step 5: Solve for x
    x = 171,575,084,351.31/489,801.96
  6. Step 6: Final answer
    x = 350,294.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.