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Finding the Fourth Proportional to 595,100.64, 821,239.05 and 323,168.46

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Solution

The fourth proportional to 595,100.64, 821,239.05 and 323,168.46 is: 445,972.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,100.64 : 821,239.05 = 323,168.46 : x
  2. Step 2: Convert to fraction form
    595,100.64/821,239.05 = 323,168.46/x
  3. Step 3: Cross multiply
    595,100.64x = 821,239.05 × 323,168.46
  4. Step 4: Simplify right side
    595,100.64x = 265,398,562,323.98
  5. Step 5: Solve for x
    x = 265,398,562,323.98/595,100.64
  6. Step 6: Final answer
    x = 445,972.57

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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.