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Finding the Fourth Proportional to 252,803, 379,266.87 and 75,309.32

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Solution

The fourth proportional to 252,803, 379,266.87 and 75,309.32 is: 112,982.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,803 : 379,266.87 = 75,309.32 : x
  2. Step 2: Convert to fraction form
    252,803/379,266.87 = 75,309.32/x
  3. Step 3: Cross multiply
    252,803x = 379,266.87 × 75,309.32
  4. Step 4: Simplify right side
    252,803x = 28,562,330,078.23
  5. Step 5: Solve for x
    x = 28,562,330,078.23/252,803
  6. Step 6: Final answer
    x = 112,982.56

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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.