Home / 274,974.85-379,458.68-152,466.60

Finding the Fourth Proportional to 274,974.85, 379,458.68 and 152,466.60

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Solution

The fourth proportional to 274,974.85, 379,458.68 and 152,466.60 is: 210,400.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,974.85 : 379,458.68 = 152,466.60 : x
  2. Step 2: Convert to fraction form
    274,974.85/379,458.68 = 152,466.60/x
  3. Step 3: Cross multiply
    274,974.85x = 379,458.68 × 152,466.60
  4. Step 4: Simplify right side
    274,974.85x = 57,854,775,440.73
  5. Step 5: Solve for x
    x = 57,854,775,440.73/274,974.85
  6. Step 6: Final answer
    x = 210,400.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.