Home / 703,142.25-1,054,891.98-204,506.25

Finding the Fourth Proportional to 703,142.25, 1,054,891.98 and 204,506.25

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Solution

The fourth proportional to 703,142.25, 1,054,891.98 and 204,506.25 is: 306,811.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,142.25 : 1,054,891.98 = 204,506.25 : x
  2. Step 2: Convert to fraction form
    703,142.25/1,054,891.98 = 204,506.25/x
  3. Step 3: Cross multiply
    703,142.25x = 1,054,891.98 × 204,506.25
  4. Step 4: Simplify right side
    703,142.25x = 215,732,002,984.88
  5. Step 5: Solve for x
    x = 215,732,002,984.88/703,142.25
  6. Step 6: Final answer
    x = 306,811.32

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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.