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Finding the Fourth Proportional to 504,245.22, 695,838.09 and 274,797.58

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Solution

The fourth proportional to 504,245.22, 695,838.09 and 274,797.58 is: 379,209.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,245.22 : 695,838.09 = 274,797.58 : x
  2. Step 2: Convert to fraction form
    504,245.22/695,838.09 = 274,797.58/x
  3. Step 3: Cross multiply
    504,245.22x = 695,838.09 × 274,797.58
  4. Step 4: Simplify right side
    504,245.22x = 191,214,621,480.81
  5. Step 5: Solve for x
    x = 191,214,621,480.81/504,245.22
  6. Step 6: Final answer
    x = 379,209.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.