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Finding the Fourth Proportional to 344,892.47, 475,948.16 and 191,928.04

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Solution

The fourth proportional to 344,892.47, 475,948.16 and 191,928.04 is: 264,858.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,892.47 : 475,948.16 = 191,928.04 : x
  2. Step 2: Convert to fraction form
    344,892.47/475,948.16 = 191,928.04/x
  3. Step 3: Cross multiply
    344,892.47x = 475,948.16 × 191,928.04
  4. Step 4: Simplify right side
    344,892.47x = 91,347,795,110.67
  5. Step 5: Solve for x
    x = 91,347,795,110.67/344,892.47
  6. Step 6: Final answer
    x = 264,858.77

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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.