Home / 724,815.85-1,086,873.45-269,092.84

Finding the Fourth Proportional to 724,815.85, 1,086,873.45 and 269,092.84

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Solution

The fourth proportional to 724,815.85, 1,086,873.45 and 269,092.84 is: 403,509.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,815.85 : 1,086,873.45 = 269,092.84 : x
  2. Step 2: Convert to fraction form
    724,815.85/1,086,873.45 = 269,092.84/x
  3. Step 3: Cross multiply
    724,815.85x = 1,086,873.45 × 269,092.84
  4. Step 4: Simplify right side
    724,815.85x = 292,469,863,381.10
  5. Step 5: Solve for x
    x = 292,469,863,381.10/724,815.85
  6. Step 6: Final answer
    x = 403,509.20

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1.5x scale

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.