Home / 1,144,559.55-1,716,821.85-386,933.21

Finding the Fourth Proportional to 1,144,559.55, 1,716,821.85 and 386,933.21

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Solution

The fourth proportional to 1,144,559.55, 1,716,821.85 and 386,933.21 is: 580,393.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,559.55 : 1,716,821.85 = 386,933.21 : x
  2. Step 2: Convert to fraction form
    1,144,559.55/1,716,821.85 = 386,933.21/x
  3. Step 3: Cross multiply
    1,144,559.55x = 1,716,821.85 × 386,933.21
  4. Step 4: Simplify right side
    1,144,559.55x = 664,295,380,834.53
  5. Step 5: Solve for x
    x = 664,295,380,834.53/1,144,559.55
  6. Step 6: Final answer
    x = 580,393.90

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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.