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Finding the Fourth Proportional to 351,204.49, 484,663.38 and 190,059.49

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Solution

The fourth proportional to 351,204.49, 484,663.38 and 190,059.49 is: 262,282.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,204.49 : 484,663.38 = 190,059.49 : x
  2. Step 2: Convert to fraction form
    351,204.49/484,663.38 = 190,059.49/x
  3. Step 3: Cross multiply
    351,204.49x = 484,663.38 × 190,059.49
  4. Step 4: Simplify right side
    351,204.49x = 92,114,872,401.16
  5. Step 5: Solve for x
    x = 92,114,872,401.16/351,204.49
  6. Step 6: Final answer
    x = 262,282.73

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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.