Home / 428,231.04-590,941.92-237,247.36

Finding the Fourth Proportional to 428,231.04, 590,941.92 and 237,247.36

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Solution

The fourth proportional to 428,231.04, 590,941.92 and 237,247.36 is: 327,391.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,231.04 : 590,941.92 = 237,247.36 : x
  2. Step 2: Convert to fraction form
    428,231.04/590,941.92 = 237,247.36/x
  3. Step 3: Cross multiply
    428,231.04x = 590,941.92 × 237,247.36
  4. Step 4: Simplify right side
    428,231.04x = 140,199,410,433.33
  5. Step 5: Solve for x
    x = 140,199,410,433.33/428,231.04
  6. Step 6: Final answer
    x = 327,391.99

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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.