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Finding the Fourth Proportional to 483,322.32, 666,974.52 and 268,458.48

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Solution

The fourth proportional to 483,322.32, 666,974.52 and 268,458.48 is: 370,466.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,322.32 : 666,974.52 = 268,458.48 : x
  2. Step 2: Convert to fraction form
    483,322.32/666,974.52 = 268,458.48/x
  3. Step 3: Cross multiply
    483,322.32x = 666,974.52 × 268,458.48
  4. Step 4: Simplify right side
    483,322.32x = 179,054,965,837.93
  5. Step 5: Solve for x
    x = 179,054,965,837.93/483,322.32
  6. Step 6: Final answer
    x = 370,466.99

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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.