Home / 670,627.44-1,006,065.48-221,379.60

Finding the Fourth Proportional to 670,627.44, 1,006,065.48 and 221,379.60

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Solution

The fourth proportional to 670,627.44, 1,006,065.48 and 221,379.60 is: 332,110.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,627.44 : 1,006,065.48 = 221,379.60 : x
  2. Step 2: Convert to fraction form
    670,627.44/1,006,065.48 = 221,379.60/x
  3. Step 3: Cross multiply
    670,627.44x = 1,006,065.48 × 221,379.60
  4. Step 4: Simplify right side
    670,627.44x = 222,722,373,536.21
  5. Step 5: Solve for x
    x = 222,722,373,536.21/670,627.44
  6. Step 6: Final answer
    x = 332,110.44

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1.5x scale

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.