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Finding the Fourth Proportional to 496,194.09, 744,090.69 and 192,428.28

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Solution

The fourth proportional to 496,194.09, 744,090.69 and 192,428.28 is: 288,564.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,194.09 : 744,090.69 = 192,428.28 : x
  2. Step 2: Convert to fraction form
    496,194.09/744,090.69 = 192,428.28/x
  3. Step 3: Cross multiply
    496,194.09x = 744,090.69 × 192,428.28
  4. Step 4: Simplify right side
    496,194.09x = 143,184,091,640.71
  5. Step 5: Solve for x
    x = 143,184,091,640.71/496,194.09
  6. Step 6: Final answer
    x = 288,564.69

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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.