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Finding the Fourth Proportional to 430,293.30, 593,796.31 and 239,302.59

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Solution

The fourth proportional to 430,293.30, 593,796.31 and 239,302.59 is: 330,232.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,293.30 : 593,796.31 = 239,302.59 : x
  2. Step 2: Convert to fraction form
    430,293.30/593,796.31 = 239,302.59/x
  3. Step 3: Cross multiply
    430,293.30x = 593,796.31 × 239,302.59
  4. Step 4: Simplify right side
    430,293.30x = 142,096,994,915.44
  5. Step 5: Solve for x
    x = 142,096,994,915.44/430,293.30
  6. Step 6: Final answer
    x = 330,232.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.