Home / 670,301.01-1,005,517.11-220,838.49

Finding the Fourth Proportional to 670,301.01, 1,005,517.11 and 220,838.49

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Solution

The fourth proportional to 670,301.01, 1,005,517.11 and 220,838.49 is: 331,279.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,301.01 : 1,005,517.11 = 220,838.49 : x
  2. Step 2: Convert to fraction form
    670,301.01/1,005,517.11 = 220,838.49/x
  3. Step 3: Cross multiply
    670,301.01x = 1,005,517.11 × 220,838.49
  4. Step 4: Simplify right side
    670,301.01x = 222,056,880,241.56
  5. Step 5: Solve for x
    x = 222,056,880,241.56/670,301.01
  6. Step 6: Final answer
    x = 331,279.35

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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.