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Finding the Fourth Proportional to 202,669.59, 304,004.28 and 52,908.59

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Solution

The fourth proportional to 202,669.59, 304,004.28 and 52,908.59 is: 79,362.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,669.59 : 304,004.28 = 52,908.59 : x
  2. Step 2: Convert to fraction form
    202,669.59/304,004.28 = 52,908.59/x
  3. Step 3: Cross multiply
    202,669.59x = 304,004.28 × 52,908.59
  4. Step 4: Simplify right side
    202,669.59x = 16,084,436,288.74
  5. Step 5: Solve for x
    x = 16,084,436,288.74/202,669.59
  6. Step 6: Final answer
    x = 79,362.85

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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.