Home / 428,350.44-591,127.08-237,367.02

Finding the Fourth Proportional to 428,350.44, 591,127.08 and 237,367.02

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Solution

The fourth proportional to 428,350.44, 591,127.08 and 237,367.02 is: 327,568.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,350.44 : 591,127.08 = 237,367.02 : x
  2. Step 2: Convert to fraction form
    428,350.44/591,127.08 = 237,367.02/x
  3. Step 3: Cross multiply
    428,350.44x = 591,127.08 × 237,367.02
  4. Step 4: Simplify right side
    428,350.44x = 140,314,073,420.90
  5. Step 5: Solve for x
    x = 140,314,073,420.90/428,350.44
  6. Step 6: Final answer
    x = 327,568.41

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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.