Home / 631,469.99-947,914.85-252,657.96

Finding the Fourth Proportional to 631,469.99, 947,914.85 and 252,657.96

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Solution

The fourth proportional to 631,469.99, 947,914.85 and 252,657.96 is: 379,270.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,469.99 : 947,914.85 = 252,657.96 : x
  2. Step 2: Convert to fraction form
    631,469.99/947,914.85 = 252,657.96/x
  3. Step 3: Cross multiply
    631,469.99x = 947,914.85 × 252,657.96
  4. Step 4: Simplify right side
    631,469.99x = 239,498,230,991.42
  5. Step 5: Solve for x
    x = 239,498,230,991.42/631,469.99
  6. Step 6: Final answer
    x = 379,270.97

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1.5x scale

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.