Home / 984,861.10-1,477,028.94-274,764.34

Finding the Fourth Proportional to 984,861.10, 1,477,028.94 and 274,764.34

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Solution

The fourth proportional to 984,861.10, 1,477,028.94 and 274,764.34 is: 412,073.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,861.10 : 1,477,028.94 = 274,764.34 : x
  2. Step 2: Convert to fraction form
    984,861.10/1,477,028.94 = 274,764.34/x
  3. Step 3: Cross multiply
    984,861.10x = 1,477,028.94 × 274,764.34
  4. Step 4: Simplify right side
    984,861.10x = 405,834,881,860.00
  5. Step 5: Solve for x
    x = 405,834,881,860.00/984,861.10
  6. Step 6: Final answer
    x = 412,073.22

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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.