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Finding the Fourth Proportional to 351,592.72, 527,413.66 and 174,052.06

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Solution

The fourth proportional to 351,592.72, 527,413.66 and 174,052.06 is: 261,090.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,592.72 : 527,413.66 = 174,052.06 : x
  2. Step 2: Convert to fraction form
    351,592.72/527,413.66 = 174,052.06/x
  3. Step 3: Cross multiply
    351,592.72x = 527,413.66 × 174,052.06
  4. Step 4: Simplify right side
    351,592.72x = 91,797,433,995.14
  5. Step 5: Solve for x
    x = 91,797,433,995.14/351,592.72
  6. Step 6: Final answer
    x = 261,090.26

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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.