Home / 631,484.43-946,588.39-271,889.84

Finding the Fourth Proportional to 631,484.43, 946,588.39 and 271,889.84

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Solution

The fourth proportional to 631,484.43, 946,588.39 and 271,889.84 is: 407,559.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,484.43 : 946,588.39 = 271,889.84 : x
  2. Step 2: Convert to fraction form
    631,484.43/946,588.39 = 271,889.84/x
  3. Step 3: Cross multiply
    631,484.43x = 946,588.39 × 271,889.84
  4. Step 4: Simplify right side
    631,484.43x = 257,367,765,902.96
  5. Step 5: Solve for x
    x = 257,367,765,902.96/631,484.43
  6. Step 6: Final answer
    x = 407,559.96

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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.