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Finding the Fourth Proportional to 344,008.32, 474,743.48 and 191,049.08

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Solution

The fourth proportional to 344,008.32, 474,743.48 and 191,049.08 is: 263,654.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,008.32 : 474,743.48 = 191,049.08 : x
  2. Step 2: Convert to fraction form
    344,008.32/474,743.48 = 191,049.08/x
  3. Step 3: Cross multiply
    344,008.32x = 474,743.48 × 191,049.08
  4. Step 4: Simplify right side
    344,008.32x = 90,699,305,090.00
  5. Step 5: Solve for x
    x = 90,699,305,090.00/344,008.32
  6. Step 6: Final answer
    x = 263,654.39

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1.5x scale

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.