Home / 428,118.64-590,795.88-237,131.44

Finding the Fourth Proportional to 428,118.64, 590,795.88 and 237,131.44

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Solution

The fourth proportional to 428,118.64, 590,795.88 and 237,131.44 is: 327,237.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,118.64 : 590,795.88 = 237,131.44 : x
  2. Step 2: Convert to fraction form
    428,118.64/590,795.88 = 237,131.44/x
  3. Step 3: Cross multiply
    428,118.64x = 590,795.88 × 237,131.44
  4. Step 4: Simplify right side
    428,118.64x = 140,096,277,770.47
  5. Step 5: Solve for x
    x = 140,096,277,770.47/428,118.64
  6. Step 6: Final answer
    x = 327,237.04

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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.