Home / 451,861.46-677,319.30-152,238.56

Finding the Fourth Proportional to 451,861.46, 677,319.30 and 152,238.56

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Solution

The fourth proportional to 451,861.46, 677,319.30 and 152,238.56 is: 228,198.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,861.46 : 677,319.30 = 152,238.56 : x
  2. Step 2: Convert to fraction form
    451,861.46/677,319.30 = 152,238.56/x
  3. Step 3: Cross multiply
    451,861.46x = 677,319.30 × 152,238.56
  4. Step 4: Simplify right side
    451,861.46x = 103,114,114,892.21
  5. Step 5: Solve for x
    x = 103,114,114,892.21/451,861.46
  6. Step 6: Final answer
    x = 228,198.52

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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.