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Finding the Fourth Proportional to 351,204.72, 484,662.48 and 190,059.77

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Solution

The fourth proportional to 351,204.72, 484,662.48 and 190,059.77 is: 262,282.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,204.72 : 484,662.48 = 190,059.77 : x
  2. Step 2: Convert to fraction form
    351,204.72/484,662.48 = 190,059.77/x
  3. Step 3: Cross multiply
    351,204.72x = 484,662.48 × 190,059.77
  4. Step 4: Simplify right side
    351,204.72x = 92,114,837,053.12
  5. Step 5: Solve for x
    x = 92,114,837,053.12/351,204.72
  6. Step 6: Final answer
    x = 262,282.46

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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.