Home / 428,261.44-590,993.13-237,271

Finding the Fourth Proportional to 428,261.44, 590,993.13 and 237,271

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Solution

The fourth proportional to 428,261.44, 590,993.13 and 237,271 is: 327,429.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,261.44 : 590,993.13 = 237,271 : x
  2. Step 2: Convert to fraction form
    428,261.44/590,993.13 = 237,271/x
  3. Step 3: Cross multiply
    428,261.44x = 590,993.13 × 237,271
  4. Step 4: Simplify right side
    428,261.44x = 140,225,530,948.23
  5. Step 5: Solve for x
    x = 140,225,530,948.23/428,261.44
  6. Step 6: Final answer
    x = 327,429.74

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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.