Home / 268,216.32-402,619.90-226,612.28

Finding the Fourth Proportional to 268,216.32, 402,619.90 and 226,612.28

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Solution

The fourth proportional to 268,216.32, 402,619.90 and 226,612.28 is: 340,168.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,216.32 : 402,619.90 = 226,612.28 : x
  2. Step 2: Convert to fraction form
    268,216.32/402,619.90 = 226,612.28/x
  3. Step 3: Cross multiply
    268,216.32x = 402,619.90 × 226,612.28
  4. Step 4: Simplify right side
    268,216.32x = 91,238,613,512.37
  5. Step 5: Solve for x
    x = 91,238,613,512.37/268,216.32
  6. Step 6: Final answer
    x = 340,168.02

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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.