Home / 265,550.24-397,944.66-212,402.94

Finding the Fourth Proportional to 265,550.24, 397,944.66 and 212,402.94

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Solution

The fourth proportional to 265,550.24, 397,944.66 and 212,402.94 is: 318,299.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,550.24 : 397,944.66 = 212,402.94 : x
  2. Step 2: Convert to fraction form
    265,550.24/397,944.66 = 212,402.94/x
  3. Step 3: Cross multiply
    265,550.24x = 397,944.66 × 212,402.94
  4. Step 4: Simplify right side
    265,550.24x = 84,524,615,741.30
  5. Step 5: Solve for x
    x = 84,524,615,741.30/265,550.24
  6. Step 6: Final answer
    x = 318,299.91

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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.