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Finding the Fourth Proportional to 344,796.55, 475,777.90 and 191,796.10

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Solution

The fourth proportional to 344,796.55, 475,777.90 and 191,796.10 is: 264,655.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,796.55 : 475,777.90 = 191,796.10 : x
  2. Step 2: Convert to fraction form
    344,796.55/475,777.90 = 191,796.10/x
  3. Step 3: Cross multiply
    344,796.55x = 475,777.90 × 191,796.10
  4. Step 4: Simplify right side
    344,796.55x = 91,252,347,412.74
  5. Step 5: Solve for x
    x = 91,252,347,412.74/344,796.55
  6. Step 6: Final answer
    x = 264,655.63

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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.