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Finding the Fourth Proportional to 323,604.02, 446,474.58 and 187,610.84

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Solution

The fourth proportional to 323,604.02, 446,474.58 and 187,610.84 is: 258,845.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,604.02 : 446,474.58 = 187,610.84 : x
  2. Step 2: Convert to fraction form
    323,604.02/446,474.58 = 187,610.84/x
  3. Step 3: Cross multiply
    323,604.02x = 446,474.58 × 187,610.84
  4. Step 4: Simplify right side
    323,604.02x = 83,763,468,760.07
  5. Step 5: Solve for x
    x = 83,763,468,760.07/323,604.02
  6. Step 6: Final answer
    x = 258,845.58

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1.5x scale

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.