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Finding the Fourth Proportional to 563,310.09, 844,953.15 and 136,847.92

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Solution

The fourth proportional to 563,310.09, 844,953.15 and 136,847.92 is: 205,268.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,310.09 : 844,953.15 = 136,847.92 : x
  2. Step 2: Convert to fraction form
    563,310.09/844,953.15 = 136,847.92/x
  3. Step 3: Cross multiply
    563,310.09x = 844,953.15 × 136,847.92
  4. Step 4: Simplify right side
    563,310.09x = 115,630,081,074.95
  5. Step 5: Solve for x
    x = 115,630,081,074.95/563,310.09
  6. Step 6: Final answer
    x = 205,268.97

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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.