Home / 984,958.70-1,477,438.05-667,697.90

Finding the Fourth Proportional to 984,958.70, 1,477,438.05 and 667,697.90

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Solution

The fourth proportional to 984,958.70, 1,477,438.05 and 667,697.90 is: 1,001,546.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,958.70 : 1,477,438.05 = 667,697.90 : x
  2. Step 2: Convert to fraction form
    984,958.70/1,477,438.05 = 667,697.90/x
  3. Step 3: Cross multiply
    984,958.70x = 1,477,438.05 × 667,697.90
  4. Step 4: Simplify right side
    984,958.70x = 986,482,283,365.10
  5. Step 5: Solve for x
    x = 986,482,283,365.10/984,958.70
  6. Step 6: Final answer
    x = 1,001,546.85

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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.