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Finding the Fourth Proportional to 427,832.50, 590,235.82 and 246,447.28

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Solution

The fourth proportional to 427,832.50, 590,235.82 and 246,447.28 is: 339,997.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,832.50 : 590,235.82 = 246,447.28 : x
  2. Step 2: Convert to fraction form
    427,832.50/590,235.82 = 246,447.28/x
  3. Step 3: Cross multiply
    427,832.50x = 590,235.82 × 246,447.28
  4. Step 4: Simplify right side
    427,832.50x = 145,462,012,397.57
  5. Step 5: Solve for x
    x = 145,462,012,397.57/427,832.50
  6. Step 6: Final answer
    x = 339,997.57

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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.