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Finding the Fourth Proportional to 373,949, 560,923.50 and 111,293

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Solution

The fourth proportional to 373,949, 560,923.50 and 111,293 is: 166,939.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,949 : 560,923.50 = 111,293 : x
  2. Step 2: Convert to fraction form
    373,949/560,923.50 = 111,293/x
  3. Step 3: Cross multiply
    373,949x = 560,923.50 × 111,293
  4. Step 4: Simplify right side
    373,949x = 62,426,859,085.50
  5. Step 5: Solve for x
    x = 62,426,859,085.50/373,949
  6. Step 6: Final answer
    x = 166,939.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.