Home / 483,258.42-666,918.90-268,399.44

Finding the Fourth Proportional to 483,258.42, 666,918.90 and 268,399.44

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Solution

The fourth proportional to 483,258.42, 666,918.90 and 268,399.44 is: 370,403.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,258.42 : 666,918.90 = 268,399.44 : x
  2. Step 2: Convert to fraction form
    483,258.42/666,918.90 = 268,399.44/x
  3. Step 3: Cross multiply
    483,258.42x = 666,918.90 × 268,399.44
  4. Step 4: Simplify right side
    483,258.42x = 179,000,659,285.42
  5. Step 5: Solve for x
    x = 179,000,659,285.42/483,258.42
  6. Step 6: Final answer
    x = 370,403.60

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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.