Home / 428,134.46-590,845.01-237,147.84

Finding the Fourth Proportional to 428,134.46, 590,845.01 and 237,147.84

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Solution

The fourth proportional to 428,134.46, 590,845.01 and 237,147.84 is: 327,274.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,134.46 : 590,845.01 = 237,147.84 : x
  2. Step 2: Convert to fraction form
    428,134.46/590,845.01 = 237,147.84/x
  3. Step 3: Cross multiply
    428,134.46x = 590,845.01 × 237,147.84
  4. Step 4: Simplify right side
    428,134.46x = 140,117,616,710.54
  5. Step 5: Solve for x
    x = 140,117,616,710.54/428,134.46
  6. Step 6: Final answer
    x = 327,274.80

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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.