Home / 483,284.96-666,914.67-268,438.71

Finding the Fourth Proportional to 483,284.96, 666,914.67 and 268,438.71

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Solution

The fourth proportional to 483,284.96, 666,914.67 and 268,438.71 is: 370,435.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,284.96 : 666,914.67 = 268,438.71 : x
  2. Step 2: Convert to fraction form
    483,284.96/666,914.67 = 268,438.71/x
  3. Step 3: Cross multiply
    483,284.96x = 666,914.67 × 268,438.71
  4. Step 4: Simplify right side
    483,284.96x = 179,025,713,694.88
  5. Step 5: Solve for x
    x = 179,025,713,694.88/483,284.96
  6. Step 6: Final answer
    x = 370,435.11

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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.