Home / 984,329.80-1,476,494.70-665,465.20

Finding the Fourth Proportional to 984,329.80, 1,476,494.70 and 665,465.20

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Solution

The fourth proportional to 984,329.80, 1,476,494.70 and 665,465.20 is: 998,197.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,329.80 : 1,476,494.70 = 665,465.20 : x
  2. Step 2: Convert to fraction form
    984,329.80/1,476,494.70 = 665,465.20/x
  3. Step 3: Cross multiply
    984,329.80x = 1,476,494.70 × 665,465.20
  4. Step 4: Simplify right side
    984,329.80x = 982,555,840,834.44
  5. Step 5: Solve for x
    x = 982,555,840,834.44/984,329.80
  6. Step 6: Final answer
    x = 998,197.80

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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.