Home / 670,741.54-1,006,144.61-221,452.46

Finding the Fourth Proportional to 670,741.54, 1,006,144.61 and 221,452.46

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Solution

The fourth proportional to 670,741.54, 1,006,144.61 and 221,452.46 is: 332,189.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,741.54 : 1,006,144.61 = 221,452.46 : x
  2. Step 2: Convert to fraction form
    670,741.54/1,006,144.61 = 221,452.46/x
  3. Step 3: Cross multiply
    670,741.54x = 1,006,144.61 × 221,452.46
  4. Step 4: Simplify right side
    670,741.54x = 222,813,202,294.86
  5. Step 5: Solve for x
    x = 222,813,202,294.86/670,741.54
  6. Step 6: Final answer
    x = 332,189.36

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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.