Home / 483,229.55-666,838.44-268,383.40

Finding the Fourth Proportional to 483,229.55, 666,838.44 and 268,383.40

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Solution

The fourth proportional to 483,229.55, 666,838.44 and 268,383.40 is: 370,358.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,229.55 : 666,838.44 = 268,383.40 : x
  2. Step 2: Convert to fraction form
    483,229.55/666,838.44 = 268,383.40/x
  3. Step 3: Cross multiply
    483,229.55x = 666,838.44 × 268,383.40
  4. Step 4: Simplify right side
    483,229.55x = 178,968,366,110.80
  5. Step 5: Solve for x
    x = 178,968,366,110.80/483,229.55
  6. Step 6: Final answer
    x = 370,358.90

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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.