Home / 925,608.68-1,386,828.06-505,179.56

Finding the Fourth Proportional to 925,608.68, 1,386,828.06 and 505,179.56

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Solution

The fourth proportional to 925,608.68, 1,386,828.06 and 505,179.56 is: 756,904.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,608.68 : 1,386,828.06 = 505,179.56 : x
  2. Step 2: Convert to fraction form
    925,608.68/1,386,828.06 = 505,179.56/x
  3. Step 3: Cross multiply
    925,608.68x = 1,386,828.06 × 505,179.56
  4. Step 4: Simplify right side
    925,608.68x = 700,597,189,146.45
  5. Step 5: Solve for x
    x = 700,597,189,146.45/925,608.68
  6. Step 6: Final answer
    x = 756,904.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.