Home / 428,544.59-591,351.77-237,541.73

Finding the Fourth Proportional to 428,544.59, 591,351.77 and 237,541.73

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Solution

The fourth proportional to 428,544.59, 591,351.77 and 237,541.73 is: 327,785.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,544.59 : 591,351.77 = 237,541.73 : x
  2. Step 2: Convert to fraction form
    428,544.59/591,351.77 = 237,541.73/x
  3. Step 3: Cross multiply
    428,544.59x = 591,351.77 × 237,541.73
  4. Step 4: Simplify right side
    428,544.59x = 140,470,720,121.46
  5. Step 5: Solve for x
    x = 140,470,720,121.46/428,544.59
  6. Step 6: Final answer
    x = 327,785.54

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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.