Home / 428,217.60-590,945.04-237,234

Finding the Fourth Proportional to 428,217.60, 590,945.04 and 237,234

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Solution

The fourth proportional to 428,217.60, 590,945.04 and 237,234 is: 327,385.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,217.60 : 590,945.04 = 237,234 : x
  2. Step 2: Convert to fraction form
    428,217.60/590,945.04 = 237,234/x
  3. Step 3: Cross multiply
    428,217.60x = 590,945.04 × 237,234
  4. Step 4: Simplify right side
    428,217.60x = 140,192,255,619.36
  5. Step 5: Solve for x
    x = 140,192,255,619.36/428,217.60
  6. Step 6: Final answer
    x = 327,385.55

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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.