Home / 483,742.72-725,621.40-184,239.88

Finding the Fourth Proportional to 483,742.72, 725,621.40 and 184,239.88

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Solution

The fourth proportional to 483,742.72, 725,621.40 and 184,239.88 is: 276,362.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,742.72 : 725,621.40 = 184,239.88 : x
  2. Step 2: Convert to fraction form
    483,742.72/725,621.40 = 184,239.88/x
  3. Step 3: Cross multiply
    483,742.72x = 725,621.40 × 184,239.88
  4. Step 4: Simplify right side
    483,742.72x = 133,688,399,661.43
  5. Step 5: Solve for x
    x = 133,688,399,661.43/483,742.72
  6. Step 6: Final answer
    x = 276,362.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.