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Finding the Fourth Proportional to 595,390.52, 821,651.82 and 327,135.80

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Solution

The fourth proportional to 595,390.52, 821,651.82 and 327,135.80 is: 451,454.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,390.52 : 821,651.82 = 327,135.80 : x
  2. Step 2: Convert to fraction form
    595,390.52/821,651.82 = 327,135.80/x
  3. Step 3: Cross multiply
    595,390.52x = 821,651.82 × 327,135.80
  4. Step 4: Simplify right side
    595,390.52x = 268,791,725,457.16
  5. Step 5: Solve for x
    x = 268,791,725,457.16/595,390.52
  6. Step 6: Final answer
    x = 451,454.49

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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.