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Finding the Fourth Proportional to 483,122.44, 666,762.25 and 276,410.03

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Solution

The fourth proportional to 483,122.44, 666,762.25 and 276,410.03 is: 381,476.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,122.44 : 666,762.25 = 276,410.03 : x
  2. Step 2: Convert to fraction form
    483,122.44/666,762.25 = 276,410.03/x
  3. Step 3: Cross multiply
    483,122.44x = 666,762.25 × 276,410.03
  4. Step 4: Simplify right side
    483,122.44x = 184,299,773,525.37
  5. Step 5: Solve for x
    x = 184,299,773,525.37/483,122.44
  6. Step 6: Final answer
    x = 381,476.33

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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.