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Finding the Fourth Proportional to 300,330.33, 414,414.95 and 179,446.07

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Solution

The fourth proportional to 300,330.33, 414,414.95 and 179,446.07 is: 247,611.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,330.33 : 414,414.95 = 179,446.07 : x
  2. Step 2: Convert to fraction form
    300,330.33/414,414.95 = 179,446.07/x
  3. Step 3: Cross multiply
    300,330.33x = 414,414.95 × 179,446.07
  4. Step 4: Simplify right side
    300,330.33x = 74,365,133,539.32
  5. Step 5: Solve for x
    x = 74,365,133,539.32/300,330.33
  6. Step 6: Final answer
    x = 247,611.13

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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.