Home / 724,299.60-1,086,449.40-656,648.40

Finding the Fourth Proportional to 724,299.60, 1,086,449.40 and 656,648.40

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Solution

The fourth proportional to 724,299.60, 1,086,449.40 and 656,648.40 is: 984,972.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,299.60 : 1,086,449.40 = 656,648.40 : x
  2. Step 2: Convert to fraction form
    724,299.60/1,086,449.40 = 656,648.40/x
  3. Step 3: Cross multiply
    724,299.60x = 1,086,449.40 × 656,648.40
  4. Step 4: Simplify right side
    724,299.60x = 713,415,260,190.96
  5. Step 5: Solve for x
    x = 713,415,260,190.96/724,299.60
  6. Step 6: Final answer
    x = 984,972.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.