Home / 792,166.72-1,186,867.68-659,896.96

Finding the Fourth Proportional to 792,166.72, 1,186,867.68 and 659,896.96

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Solution

The fourth proportional to 792,166.72, 1,186,867.68 and 659,896.96 is: 988,693.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,166.72 : 1,186,867.68 = 659,896.96 : x
  2. Step 2: Convert to fraction form
    792,166.72/1,186,867.68 = 659,896.96/x
  3. Step 3: Cross multiply
    792,166.72x = 1,186,867.68 × 659,896.96
  4. Step 4: Simplify right side
    792,166.72x = 783,210,373,954.25
  5. Step 5: Solve for x
    x = 783,210,373,954.25/792,166.72
  6. Step 6: Final answer
    x = 988,693.86

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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.