Home / 454,297.05-626,930.82-273,011.76

Finding the Fourth Proportional to 454,297.05, 626,930.82 and 273,011.76

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Solution

The fourth proportional to 454,297.05, 626,930.82 and 273,011.76 is: 376,756.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,297.05 : 626,930.82 = 273,011.76 : x
  2. Step 2: Convert to fraction form
    454,297.05/626,930.82 = 273,011.76/x
  3. Step 3: Cross multiply
    454,297.05x = 626,930.82 × 273,011.76
  4. Step 4: Simplify right side
    454,297.05x = 171,159,486,566.44
  5. Step 5: Solve for x
    x = 171,159,486,566.44/454,297.05
  6. Step 6: Final answer
    x = 376,756.76

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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.