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Finding the Fourth Proportional to 401,058.98, 601,566.32 and 134,792

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Solution

The fourth proportional to 401,058.98, 601,566.32 and 134,792 is: 202,180.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,058.98 : 601,566.32 = 134,792 : x
  2. Step 2: Convert to fraction form
    401,058.98/601,566.32 = 134,792/x
  3. Step 3: Cross multiply
    401,058.98x = 601,566.32 × 134,792
  4. Step 4: Simplify right side
    401,058.98x = 81,086,327,405.44
  5. Step 5: Solve for x
    x = 81,086,327,405.44/401,058.98
  6. Step 6: Final answer
    x = 202,180.56

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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.