Home / 803,957.05-1,109,462.66-441,404.27

Finding the Fourth Proportional to 803,957.05, 1,109,462.66 and 441,404.27

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Solution

The fourth proportional to 803,957.05, 1,109,462.66 and 441,404.27 is: 609,138.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,957.05 : 1,109,462.66 = 441,404.27 : x
  2. Step 2: Convert to fraction form
    803,957.05/1,109,462.66 = 441,404.27/x
  3. Step 3: Cross multiply
    803,957.05x = 1,109,462.66 × 441,404.27
  4. Step 4: Simplify right side
    803,957.05x = 489,721,555,529.56
  5. Step 5: Solve for x
    x = 489,721,555,529.56/803,957.05
  6. Step 6: Final answer
    x = 609,138.95

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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.