Home / 773,375.54-1,158,690.74-323,105.45

Finding the Fourth Proportional to 773,375.54, 1,158,690.74 and 323,105.45

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Solution

The fourth proportional to 773,375.54, 1,158,690.74 and 323,105.45 is: 484,084.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,375.54 : 1,158,690.74 = 323,105.45 : x
  2. Step 2: Convert to fraction form
    773,375.54/1,158,690.74 = 323,105.45/x
  3. Step 3: Cross multiply
    773,375.54x = 1,158,690.74 × 323,105.45
  4. Step 4: Simplify right side
    773,375.54x = 374,379,285,549.55
  5. Step 5: Solve for x
    x = 374,379,285,549.55/773,375.54
  6. Step 6: Final answer
    x = 484,084.73

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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.