Home / 902,378.48-1,353,517.90-303,277.77

Finding the Fourth Proportional to 902,378.48, 1,353,517.90 and 303,277.77

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Solution

The fourth proportional to 902,378.48, 1,353,517.90 and 303,277.77 is: 454,899.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,378.48 : 1,353,517.90 = 303,277.77 : x
  2. Step 2: Convert to fraction form
    902,378.48/1,353,517.90 = 303,277.77/x
  3. Step 3: Cross multiply
    902,378.48x = 1,353,517.90 × 303,277.77
  4. Step 4: Simplify right side
    902,378.48x = 410,491,889,608.89
  5. Step 5: Solve for x
    x = 410,491,889,608.89/902,378.48
  6. Step 6: Final answer
    x = 454,899.91

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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.