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Finding the Fourth Proportional to 369,704.62, 510,190.14 and 199,938.34

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Solution

The fourth proportional to 369,704.62, 510,190.14 and 199,938.34 is: 275,913.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,704.62 : 510,190.14 = 199,938.34 : x
  2. Step 2: Convert to fraction form
    369,704.62/510,190.14 = 199,938.34/x
  3. Step 3: Cross multiply
    369,704.62x = 510,190.14 × 199,938.34
  4. Step 4: Simplify right side
    369,704.62x = 102,006,569,675.97
  5. Step 5: Solve for x
    x = 102,006,569,675.97/369,704.62
  6. Step 6: Final answer
    x = 275,913.70

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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.