Home / 293,828.90-440,743.35-276,114.20

Finding the Fourth Proportional to 293,828.90, 440,743.35 and 276,114.20

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Solution

The fourth proportional to 293,828.90, 440,743.35 and 276,114.20 is: 414,171.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,828.90 : 440,743.35 = 276,114.20 : x
  2. Step 2: Convert to fraction form
    293,828.90/440,743.35 = 276,114.20/x
  3. Step 3: Cross multiply
    293,828.90x = 440,743.35 × 276,114.20
  4. Step 4: Simplify right side
    293,828.90x = 121,695,497,490.57
  5. Step 5: Solve for x
    x = 121,695,497,490.57/293,828.90
  6. Step 6: Final answer
    x = 414,171.30

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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.