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Finding the Fourth Proportional to 344,441.28, 475,314.10 and 191,479.12

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Solution

The fourth proportional to 344,441.28, 475,314.10 and 191,479.12 is: 264,232.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,441.28 : 475,314.10 = 191,479.12 : x
  2. Step 2: Convert to fraction form
    344,441.28/475,314.10 = 191,479.12/x
  3. Step 3: Cross multiply
    344,441.28x = 475,314.10 × 191,479.12
  4. Step 4: Simplify right side
    344,441.28x = 91,012,725,591.59
  5. Step 5: Solve for x
    x = 91,012,725,591.59/344,441.28
  6. Step 6: Final answer
    x = 264,232.92

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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.