Home / 427,638.24-590,150.40-276,997.44

Finding the Fourth Proportional to 427,638.24, 590,150.40 and 276,997.44

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Solution

The fourth proportional to 427,638.24, 590,150.40 and 276,997.44 is: 382,262.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,638.24 : 590,150.40 = 276,997.44 : x
  2. Step 2: Convert to fraction form
    427,638.24/590,150.40 = 276,997.44/x
  3. Step 3: Cross multiply
    427,638.24x = 590,150.40 × 276,997.44
  4. Step 4: Simplify right side
    427,638.24x = 163,470,150,014.98
  5. Step 5: Solve for x
    x = 163,470,150,014.98/427,638.24
  6. Step 6: Final answer
    x = 382,262.70

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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.