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Finding the Fourth Proportional to 351,199.99, 484,659.41 and 190,058.39

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Solution

The fourth proportional to 351,199.99, 484,659.41 and 190,058.39 is: 262,282.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,199.99 : 484,659.41 = 190,058.39 : x
  2. Step 2: Convert to fraction form
    351,199.99/484,659.41 = 190,058.39/x
  3. Step 3: Cross multiply
    351,199.99x = 484,659.41 × 190,058.39
  4. Step 4: Simplify right side
    351,199.99x = 92,113,587,162.95
  5. Step 5: Solve for x
    x = 92,113,587,162.95/351,199.99
  6. Step 6: Final answer
    x = 262,282.43

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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.