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Finding the Fourth Proportional to 303,794.06, 455,755.64 and 104,060.84

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Solution

The fourth proportional to 303,794.06, 455,755.64 and 104,060.84 is: 156,113.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,794.06 : 455,755.64 = 104,060.84 : x
  2. Step 2: Convert to fraction form
    303,794.06/455,755.64 = 104,060.84/x
  3. Step 3: Cross multiply
    303,794.06x = 455,755.64 × 104,060.84
  4. Step 4: Simplify right side
    303,794.06x = 47,426,311,934.06
  5. Step 5: Solve for x
    x = 47,426,311,934.06/303,794.06
  6. Step 6: Final answer
    x = 156,113.36

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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.