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Finding the Fourth Proportional to 563,108.52, 844,655.65 and 136,647.84

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Solution

The fourth proportional to 563,108.52, 844,655.65 and 136,647.84 is: 204,970.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,108.52 : 844,655.65 = 136,647.84 : x
  2. Step 2: Convert to fraction form
    563,108.52/844,655.65 = 136,647.84/x
  3. Step 3: Cross multiply
    563,108.52x = 844,655.65 × 136,647.84
  4. Step 4: Simplify right side
    563,108.52x = 115,420,372,942.14
  5. Step 5: Solve for x
    x = 115,420,372,942.14/563,108.52
  6. Step 6: Final answer
    x = 204,970.03

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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.