Home / 293,138.20-440,096.10-234,040.60

Finding the Fourth Proportional to 293,138.20, 440,096.10 and 234,040.60

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Solution

The fourth proportional to 293,138.20, 440,096.10 and 234,040.60 is: 351,371.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,138.20 : 440,096.10 = 234,040.60 : x
  2. Step 2: Convert to fraction form
    293,138.20/440,096.10 = 234,040.60/x
  3. Step 3: Cross multiply
    293,138.20x = 440,096.10 × 234,040.60
  4. Step 4: Simplify right side
    293,138.20x = 103,000,355,301.66
  5. Step 5: Solve for x
    x = 103,000,355,301.66/293,138.20
  6. Step 6: Final answer
    x = 351,371.32

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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.