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Finding the Fourth Proportional to 567,223.20, 850,143.60 and 251,344.80

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Solution

The fourth proportional to 567,223.20, 850,143.60 and 251,344.80 is: 376,710.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,223.20 : 850,143.60 = 251,344.80 : x
  2. Step 2: Convert to fraction form
    567,223.20/850,143.60 = 251,344.80/x
  3. Step 3: Cross multiply
    567,223.20x = 850,143.60 × 251,344.80
  4. Step 4: Simplify right side
    567,223.20x = 213,679,173,113.28
  5. Step 5: Solve for x
    x = 213,679,173,113.28/567,223.20
  6. Step 6: Final answer
    x = 376,710.92

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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.