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Finding the Fourth Proportional to 504,647.15, 755,885.25 and 238,008.11

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Solution

The fourth proportional to 504,647.15, 755,885.25 and 238,008.11 is: 356,500.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,647.15 : 755,885.25 = 238,008.11 : x
  2. Step 2: Convert to fraction form
    504,647.15/755,885.25 = 238,008.11/x
  3. Step 3: Cross multiply
    504,647.15x = 755,885.25 × 238,008.11
  4. Step 4: Simplify right side
    504,647.15x = 179,906,815,949.95
  5. Step 5: Solve for x
    x = 179,906,815,949.95/504,647.15
  6. Step 6: Final answer
    x = 356,500.22

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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.