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Finding the Fourth Proportional to 265,272.32, 365,378.22 and 203,901.01

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Solution

The fourth proportional to 265,272.32, 365,378.22 and 203,901.01 is: 280,847.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,272.32 : 365,378.22 = 203,901.01 : x
  2. Step 2: Convert to fraction form
    265,272.32/365,378.22 = 203,901.01/x
  3. Step 3: Cross multiply
    265,272.32x = 365,378.22 × 203,901.01
  4. Step 4: Simplify right side
    265,272.32x = 74,500,987,176.56
  5. Step 5: Solve for x
    x = 74,500,987,176.56/265,272.32
  6. Step 6: Final answer
    x = 280,847.19

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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.