Home / 354,936.40-532,404.60-236,222.80

Finding the Fourth Proportional to 354,936.40, 532,404.60 and 236,222.80

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Solution

The fourth proportional to 354,936.40, 532,404.60 and 236,222.80 is: 354,334.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,936.40 : 532,404.60 = 236,222.80 : x
  2. Step 2: Convert to fraction form
    354,936.40/532,404.60 = 236,222.80/x
  3. Step 3: Cross multiply
    354,936.40x = 532,404.60 × 236,222.80
  4. Step 4: Simplify right side
    354,936.40x = 125,766,105,344.88
  5. Step 5: Solve for x
    x = 125,766,105,344.88/354,936.40
  6. Step 6: Final answer
    x = 354,334.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.