Home / 570,769.68-787,660.38-329,051.04

Finding the Fourth Proportional to 570,769.68, 787,660.38 and 329,051.04

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Solution

The fourth proportional to 570,769.68, 787,660.38 and 329,051.04 is: 454,089.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,769.68 : 787,660.38 = 329,051.04 : x
  2. Step 2: Convert to fraction form
    570,769.68/787,660.38 = 329,051.04/x
  3. Step 3: Cross multiply
    570,769.68x = 787,660.38 × 329,051.04
  4. Step 4: Simplify right side
    570,769.68x = 259,180,467,205.80
  5. Step 5: Solve for x
    x = 259,180,467,205.80/570,769.68
  6. Step 6: Final answer
    x = 454,089.41

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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.