Home / 729,020.56-1,094,018.92-302,556.74

Finding the Fourth Proportional to 729,020.56, 1,094,018.92 and 302,556.74

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Solution

The fourth proportional to 729,020.56, 1,094,018.92 and 302,556.74 is: 454,037.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,020.56 : 1,094,018.92 = 302,556.74 : x
  2. Step 2: Convert to fraction form
    729,020.56/1,094,018.92 = 302,556.74/x
  3. Step 3: Cross multiply
    729,020.56x = 1,094,018.92 × 302,556.74
  4. Step 4: Simplify right side
    729,020.56x = 331,002,797,933.52
  5. Step 5: Solve for x
    x = 331,002,797,933.52/729,020.56
  6. Step 6: Final answer
    x = 454,037.67

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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.