Home / 428,317.79-591,082.04-237,334.37

Finding the Fourth Proportional to 428,317.79, 591,082.04 and 237,334.37

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Solution

The fourth proportional to 428,317.79, 591,082.04 and 237,334.37 is: 327,523.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,317.79 : 591,082.04 = 237,334.37 : x
  2. Step 2: Convert to fraction form
    428,317.79/591,082.04 = 237,334.37/x
  3. Step 3: Cross multiply
    428,317.79x = 591,082.04 × 237,334.37
  4. Step 4: Simplify right side
    428,317.79x = 140,284,081,219.64
  5. Step 5: Solve for x
    x = 140,284,081,219.64/428,317.79
  6. Step 6: Final answer
    x = 327,523.36

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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.