Home / 709,187.14-1,063,624.92-203,635.36

Finding the Fourth Proportional to 709,187.14, 1,063,624.92 and 203,635.36

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Solution

The fourth proportional to 709,187.14, 1,063,624.92 and 203,635.36 is: 305,408.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,187.14 : 1,063,624.92 = 203,635.36 : x
  2. Step 2: Convert to fraction form
    709,187.14/1,063,624.92 = 203,635.36/x
  3. Step 3: Cross multiply
    709,187.14x = 1,063,624.92 × 203,635.36
  4. Step 4: Simplify right side
    709,187.14x = 216,591,643,489.17
  5. Step 5: Solve for x
    x = 216,591,643,489.17/709,187.14
  6. Step 6: Final answer
    x = 305,408.31

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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.