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Finding the Fourth Proportional to 274,763.82, 379,303.94 and 184,178.96

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Solution

The fourth proportional to 274,763.82, 379,303.94 and 184,178.96 is: 254,254.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,763.82 : 379,303.94 = 184,178.96 : x
  2. Step 2: Convert to fraction form
    274,763.82/379,303.94 = 184,178.96/x
  3. Step 3: Cross multiply
    274,763.82x = 379,303.94 × 184,178.96
  4. Step 4: Simplify right side
    274,763.82x = 69,859,806,795.00
  5. Step 5: Solve for x
    x = 69,859,806,795.00/274,763.82
  6. Step 6: Final answer
    x = 254,254.02

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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.