Home / 691,084.40-1,036,626.60-682,227.05

Finding the Fourth Proportional to 691,084.40, 1,036,626.60 and 682,227.05

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Solution

The fourth proportional to 691,084.40, 1,036,626.60 and 682,227.05 is: 1,023,340.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,084.40 : 1,036,626.60 = 682,227.05 : x
  2. Step 2: Convert to fraction form
    691,084.40/1,036,626.60 = 682,227.05/x
  3. Step 3: Cross multiply
    691,084.40x = 1,036,626.60 × 682,227.05
  4. Step 4: Simplify right side
    691,084.40x = 707,214,707,269.53
  5. Step 5: Solve for x
    x = 707,214,707,269.53/691,084.40
  6. Step 6: Final answer
    x = 1,023,340.58

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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.