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Finding the Fourth Proportional to 379,045.26, 569,245.55 and 363,806.67

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Solution

The fourth proportional to 379,045.26, 569,245.55 and 363,806.67 is: 546,360.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,045.26 : 569,245.55 = 363,806.67 : x
  2. Step 2: Convert to fraction form
    379,045.26/569,245.55 = 363,806.67/x
  3. Step 3: Cross multiply
    379,045.26x = 569,245.55 × 363,806.67
  4. Step 4: Simplify right side
    379,045.26x = 207,095,327,957.82
  5. Step 5: Solve for x
    x = 207,095,327,957.82/379,045.26
  6. Step 6: Final answer
    x = 546,360.42

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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.