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Finding the Fourth Proportional to 595,367.49, 821,603.82 and 323,433.21

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Solution

The fourth proportional to 595,367.49, 821,603.82 and 323,433.21 is: 446,336.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,367.49 : 821,603.82 = 323,433.21 : x
  2. Step 2: Convert to fraction form
    595,367.49/821,603.82 = 323,433.21/x
  3. Step 3: Cross multiply
    595,367.49x = 821,603.82 × 323,433.21
  4. Step 4: Simplify right side
    595,367.49x = 265,733,960,850.86
  5. Step 5: Solve for x
    x = 265,733,960,850.86/595,367.49
  6. Step 6: Final answer
    x = 446,336.03

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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.