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Finding the Fourth Proportional to 369,866.50, 510,419.46 and 200,104.27

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Solution

The fourth proportional to 369,866.50, 510,419.46 and 200,104.27 is: 276,145.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,866.50 : 510,419.46 = 200,104.27 : x
  2. Step 2: Convert to fraction form
    369,866.50/510,419.46 = 200,104.27/x
  3. Step 3: Cross multiply
    369,866.50x = 510,419.46 × 200,104.27
  4. Step 4: Simplify right side
    369,866.50x = 102,137,113,437.09
  5. Step 5: Solve for x
    x = 102,137,113,437.09/369,866.50
  6. Step 6: Final answer
    x = 276,145.89

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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.