Home / 807,958.88-1,114,975.62-440,435.96

Finding the Fourth Proportional to 807,958.88, 1,114,975.62 and 440,435.96

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Solution

The fourth proportional to 807,958.88, 1,114,975.62 and 440,435.96 is: 607,797.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,958.88 : 1,114,975.62 = 440,435.96 : x
  2. Step 2: Convert to fraction form
    807,958.88/1,114,975.62 = 440,435.96/x
  3. Step 3: Cross multiply
    807,958.88x = 1,114,975.62 × 440,435.96
  4. Step 4: Simplify right side
    807,958.88x = 491,075,357,571.30
  5. Step 5: Solve for x
    x = 491,075,357,571.30/807,958.88
  6. Step 6: Final answer
    x = 607,797.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.