Home / 613,181.91-919,734.93-228,855.95

Finding the Fourth Proportional to 613,181.91, 919,734.93 and 228,855.95

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Solution

The fourth proportional to 613,181.91, 919,734.93 and 228,855.95 is: 343,269.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,181.91 : 919,734.93 = 228,855.95 : x
  2. Step 2: Convert to fraction form
    613,181.91/919,734.93 = 228,855.95/x
  3. Step 3: Cross multiply
    613,181.91x = 919,734.93 × 228,855.95
  4. Step 4: Simplify right side
    613,181.91x = 210,486,811,153.33
  5. Step 5: Solve for x
    x = 210,486,811,153.33/613,181.91
  6. Step 6: Final answer
    x = 343,269.77

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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.