Home / 579,830.05-800,171.27-325,175.77

Finding the Fourth Proportional to 579,830.05, 800,171.27 and 325,175.77

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Solution

The fourth proportional to 579,830.05, 800,171.27 and 325,175.77 is: 448,745.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,830.05 : 800,171.27 = 325,175.77 : x
  2. Step 2: Convert to fraction form
    579,830.05/800,171.27 = 325,175.77/x
  3. Step 3: Cross multiply
    579,830.05x = 800,171.27 × 325,175.77
  4. Step 4: Simplify right side
    579,830.05x = 260,196,307,228.25
  5. Step 5: Solve for x
    x = 260,196,307,228.25/579,830.05
  6. Step 6: Final answer
    x = 448,745.81

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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.