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Finding the Fourth Proportional to 253,504.80, 349,975.20 and 173,052.24

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Solution

The fourth proportional to 253,504.80, 349,975.20 and 173,052.24 is: 238,906.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,504.80 : 349,975.20 = 173,052.24 : x
  2. Step 2: Convert to fraction form
    253,504.80/349,975.20 = 173,052.24/x
  3. Step 3: Cross multiply
    253,504.80x = 349,975.20 × 173,052.24
  4. Step 4: Simplify right side
    253,504.80x = 60,563,992,304.45
  5. Step 5: Solve for x
    x = 60,563,992,304.45/253,504.80
  6. Step 6: Final answer
    x = 238,906.69

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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.