Home / 483,161.28-666,740.24-268,314.96

Finding the Fourth Proportional to 483,161.28, 666,740.24 and 268,314.96

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Solution

The fourth proportional to 483,161.28, 666,740.24 and 268,314.96 is: 370,262.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,161.28 : 666,740.24 = 268,314.96 : x
  2. Step 2: Convert to fraction form
    483,161.28/666,740.24 = 268,314.96/x
  3. Step 3: Cross multiply
    483,161.28x = 666,740.24 × 268,314.96
  4. Step 4: Simplify right side
    483,161.28x = 178,896,380,825.99
  5. Step 5: Solve for x
    x = 178,896,380,825.99/483,161.28
  6. Step 6: Final answer
    x = 370,262.25

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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.