Home / 1,065,778.38-1,599,805.62-458,867.25

Finding the Fourth Proportional to 1,065,778.38, 1,599,805.62 and 458,867.25

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Solution

The fourth proportional to 1,065,778.38, 1,599,805.62 and 458,867.25 is: 688,790.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,778.38 : 1,599,805.62 = 458,867.25 : x
  2. Step 2: Convert to fraction form
    1,065,778.38/1,599,805.62 = 458,867.25/x
  3. Step 3: Cross multiply
    1,065,778.38x = 1,599,805.62 × 458,867.25
  4. Step 4: Simplify right side
    1,065,778.38x = 734,098,405,383.95
  5. Step 5: Solve for x
    x = 734,098,405,383.95/1,065,778.38
  6. Step 6: Final answer
    x = 688,790.86

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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.