Home / 628,108.48-941,592.52-228,466.72

Finding the Fourth Proportional to 628,108.48, 941,592.52 and 228,466.72

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Solution

The fourth proportional to 628,108.48, 941,592.52 and 228,466.72 is: 342,492.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,108.48 : 941,592.52 = 228,466.72 : x
  2. Step 2: Convert to fraction form
    628,108.48/941,592.52 = 228,466.72/x
  3. Step 3: Cross multiply
    628,108.48x = 941,592.52 × 228,466.72
  4. Step 4: Simplify right side
    628,108.48x = 215,122,554,620.93
  5. Step 5: Solve for x
    x = 215,122,554,620.93/628,108.48
  6. Step 6: Final answer
    x = 342,492.68

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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.