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Finding the Fourth Proportional to 351,712.44, 527,015.37 and 271,945.26

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Solution

The fourth proportional to 351,712.44, 527,015.37 and 271,945.26 is: 407,490.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,712.44 : 527,015.37 = 271,945.26 : x
  2. Step 2: Convert to fraction form
    351,712.44/527,015.37 = 271,945.26/x
  3. Step 3: Cross multiply
    351,712.44x = 527,015.37 × 271,945.26
  4. Step 4: Simplify right side
    351,712.44x = 143,319,331,818.65
  5. Step 5: Solve for x
    x = 143,319,331,818.65/351,712.44
  6. Step 6: Final answer
    x = 407,490.08

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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.