Home / 791,980.93-1,186,003.05-724,788.05

Finding the Fourth Proportional to 791,980.93, 1,186,003.05 and 724,788.05

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Solution

The fourth proportional to 791,980.93, 1,186,003.05 and 724,788.05 is: 1,085,380.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,980.93 : 1,186,003.05 = 724,788.05 : x
  2. Step 2: Convert to fraction form
    791,980.93/1,186,003.05 = 724,788.05/x
  3. Step 3: Cross multiply
    791,980.93x = 1,186,003.05 × 724,788.05
  4. Step 4: Simplify right side
    791,980.93x = 859,600,840,868.56
  5. Step 5: Solve for x
    x = 859,600,840,868.56/791,980.93
  6. Step 6: Final answer
    x = 1,085,380.73

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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.