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Finding the Fourth Proportional to 323,480.47, 446,404.82 and 187,594.98

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Solution

The fourth proportional to 323,480.47, 446,404.82 and 187,594.98 is: 258,882.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,480.47 : 446,404.82 = 187,594.98 : x
  2. Step 2: Convert to fraction form
    323,480.47/446,404.82 = 187,594.98/x
  3. Step 3: Cross multiply
    323,480.47x = 446,404.82 × 187,594.98
  4. Step 4: Simplify right side
    323,480.47x = 83,743,303,530.58
  5. Step 5: Solve for x
    x = 83,743,303,530.58/323,480.47
  6. Step 6: Final answer
    x = 258,882.10

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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.