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Finding the Fourth Proportional to 376,687.26, 565,223.13 and 250,413.66

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Solution

The fourth proportional to 376,687.26, 565,223.13 and 250,413.66 is: 375,748.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,687.26 : 565,223.13 = 250,413.66 : x
  2. Step 2: Convert to fraction form
    376,687.26/565,223.13 = 250,413.66/x
  3. Step 3: Cross multiply
    376,687.26x = 565,223.13 × 250,413.66
  4. Step 4: Simplify right side
    376,687.26x = 141,539,592,699.96
  5. Step 5: Solve for x
    x = 141,539,592,699.96/376,687.26
  6. Step 6: Final answer
    x = 375,748.29

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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.