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Finding the Fourth Proportional to 563,254.86, 844,873.07 and 136,794.19

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Solution

The fourth proportional to 563,254.86, 844,873.07 and 136,794.19 is: 205,189.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,254.86 : 844,873.07 = 136,794.19 : x
  2. Step 2: Convert to fraction form
    563,254.86/844,873.07 = 136,794.19/x
  3. Step 3: Cross multiply
    563,254.86x = 844,873.07 × 136,794.19
  4. Step 4: Simplify right side
    563,254.86x = 115,573,729,004.75
  5. Step 5: Solve for x
    x = 115,573,729,004.75/563,254.86
  6. Step 6: Final answer
    x = 205,189.05

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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.