Home / 407,262.24-562,024.37-225,977.72

Finding the Fourth Proportional to 407,262.24, 562,024.37 and 225,977.72

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Solution

The fourth proportional to 407,262.24, 562,024.37 and 225,977.72 is: 311,850.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,262.24 : 562,024.37 = 225,977.72 : x
  2. Step 2: Convert to fraction form
    407,262.24/562,024.37 = 225,977.72/x
  3. Step 3: Cross multiply
    407,262.24x = 562,024.37 × 225,977.72
  4. Step 4: Simplify right side
    407,262.24x = 127,004,985,717.04
  5. Step 5: Solve for x
    x = 127,004,985,717.04/407,262.24
  6. Step 6: Final answer
    x = 311,850.63

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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.