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Finding the Fourth Proportional to 344,809.55, 475,828.08 and 191,839.97

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Solution

The fourth proportional to 344,809.55, 475,828.08 and 191,839.97 is: 264,734.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,809.55 : 475,828.08 = 191,839.97 : x
  2. Step 2: Convert to fraction form
    344,809.55/475,828.08 = 191,839.97/x
  3. Step 3: Cross multiply
    344,809.55x = 475,828.08 × 191,839.97
  4. Step 4: Simplify right side
    344,809.55x = 91,282,844,592.36
  5. Step 5: Solve for x
    x = 91,282,844,592.36/344,809.55
  6. Step 6: Final answer
    x = 264,734.10

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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.