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Finding the Fourth Proportional to 198,444, 297,666 and 50,700

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Solution

The fourth proportional to 198,444, 297,666 and 50,700 is: 76,050

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,444 : 297,666 = 50,700 : x
  2. Step 2: Convert to fraction form
    198,444/297,666 = 50,700/x
  3. Step 3: Cross multiply
    198,444x = 297,666 × 50,700
  4. Step 4: Simplify right side
    198,444x = 15,091,666,200
  5. Step 5: Solve for x
    x = 15,091,666,200/198,444
  6. Step 6: Final answer
    x = 76,050

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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.