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Finding the Fourth Proportional to 344,405.54, 475,309.07 and 191,473.49

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Solution

The fourth proportional to 344,405.54, 475,309.07 and 191,473.49 is: 264,249.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,405.54 : 475,309.07 = 191,473.49 : x
  2. Step 2: Convert to fraction form
    344,405.54/475,309.07 = 191,473.49/x
  3. Step 3: Cross multiply
    344,405.54x = 475,309.07 × 191,473.49
  4. Step 4: Simplify right side
    344,405.54x = 91,009,083,127.64
  5. Step 5: Solve for x
    x = 91,009,083,127.64/344,405.54
  6. Step 6: Final answer
    x = 264,249.77

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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.