Home / 956,728.20-1,435,092.30-800,430.60

Finding the Fourth Proportional to 956,728.20, 1,435,092.30 and 800,430.60

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Solution

The fourth proportional to 956,728.20, 1,435,092.30 and 800,430.60 is: 1,200,645.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,728.20 : 1,435,092.30 = 800,430.60 : x
  2. Step 2: Convert to fraction form
    956,728.20/1,435,092.30 = 800,430.60/x
  3. Step 3: Cross multiply
    956,728.20x = 1,435,092.30 × 800,430.60
  4. Step 4: Simplify right side
    956,728.20x = 1,148,691,790,744.38
  5. Step 5: Solve for x
    x = 1,148,691,790,744.38/956,728.20
  6. Step 6: Final answer
    x = 1,200,645.90

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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.