Home / 483,282.48-666,911.36-268,436.32

Finding the Fourth Proportional to 483,282.48, 666,911.36 and 268,436.32

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Solution

The fourth proportional to 483,282.48, 666,911.36 and 268,436.32 is: 370,431.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,282.48 : 666,911.36 = 268,436.32 : x
  2. Step 2: Convert to fraction form
    483,282.48/666,911.36 = 268,436.32/x
  3. Step 3: Cross multiply
    483,282.48x = 666,911.36 × 268,436.32
  4. Step 4: Simplify right side
    483,282.48x = 179,023,231,244.60
  5. Step 5: Solve for x
    x = 179,023,231,244.60/483,282.48
  6. Step 6: Final answer
    x = 370,431.87

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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.