Home / 418,529.96-577,582.66-227,556.52

Finding the Fourth Proportional to 418,529.96, 577,582.66 and 227,556.52

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Solution

The fourth proportional to 418,529.96, 577,582.66 and 227,556.52 is: 314,034.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,529.96 : 577,582.66 = 227,556.52 : x
  2. Step 2: Convert to fraction form
    418,529.96/577,582.66 = 227,556.52/x
  3. Step 3: Cross multiply
    418,529.96x = 577,582.66 × 227,556.52
  4. Step 4: Simplify right side
    418,529.96x = 131,432,700,121.94
  5. Step 5: Solve for x
    x = 131,432,700,121.94/418,529.96
  6. Step 6: Final answer
    x = 314,034.15

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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.