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Finding the Fourth Proportional to 483,133.73, 666,741.31 and 268,277.38

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Solution

The fourth proportional to 483,133.73, 666,741.31 and 268,277.38 is: 370,232.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,133.73 : 666,741.31 = 268,277.38 : x
  2. Step 2: Convert to fraction form
    483,133.73/666,741.31 = 268,277.38/x
  3. Step 3: Cross multiply
    483,133.73x = 666,741.31 × 268,277.38
  4. Step 4: Simplify right side
    483,133.73x = 178,871,609,447.02
  5. Step 5: Solve for x
    x = 178,871,609,447.02/483,133.73
  6. Step 6: Final answer
    x = 370,232.09

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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.