Home / 293,921.31-440,882.21-235,130.70

Finding the Fourth Proportional to 293,921.31, 440,882.21 and 235,130.70

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Solution

The fourth proportional to 293,921.31, 440,882.21 and 235,130.70 is: 352,696.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,921.31 : 440,882.21 = 235,130.70 : x
  2. Step 2: Convert to fraction form
    293,921.31/440,882.21 = 235,130.70/x
  3. Step 3: Cross multiply
    293,921.31x = 440,882.21 × 235,130.70
  4. Step 4: Simplify right side
    293,921.31x = 103,664,942,654.85
  5. Step 5: Solve for x
    x = 103,664,942,654.85/293,921.31
  6. Step 6: Final answer
    x = 352,696.25

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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.