Home / 428,518.68-591,293.68-237,532.04

Finding the Fourth Proportional to 428,518.68, 591,293.68 and 237,532.04

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Solution

The fourth proportional to 428,518.68, 591,293.68 and 237,532.04 is: 327,759.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,518.68 : 591,293.68 = 237,532.04 : x
  2. Step 2: Convert to fraction form
    428,518.68/591,293.68 = 237,532.04/x
  3. Step 3: Cross multiply
    428,518.68x = 591,293.68 × 237,532.04
  4. Step 4: Simplify right side
    428,518.68x = 140,451,194,049.51
  5. Step 5: Solve for x
    x = 140,451,194,049.51/428,518.68
  6. Step 6: Final answer
    x = 327,759.79

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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.