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Finding the Fourth Proportional to 432,887.40, 596,997.81 and 271,757.43

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Solution

The fourth proportional to 432,887.40, 596,997.81 and 271,757.43 is: 374,782.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,887.40 : 596,997.81 = 271,757.43 : x
  2. Step 2: Convert to fraction form
    432,887.40/596,997.81 = 271,757.43/x
  3. Step 3: Cross multiply
    432,887.40x = 596,997.81 × 271,757.43
  4. Step 4: Simplify right side
    432,887.40x = 162,238,590,561.23
  5. Step 5: Solve for x
    x = 162,238,590,561.23/432,887.40
  6. Step 6: Final answer
    x = 374,782.43

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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.