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Finding the Fourth Proportional to 603,696.96, 905,676.12 and 183,004.56

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Solution

The fourth proportional to 603,696.96, 905,676.12 and 183,004.56 is: 274,546.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,696.96 : 905,676.12 = 183,004.56 : x
  2. Step 2: Convert to fraction form
    603,696.96/905,676.12 = 183,004.56/x
  3. Step 3: Cross multiply
    603,696.96x = 905,676.12 × 183,004.56
  4. Step 4: Simplify right side
    603,696.96x = 165,742,859,843.11
  5. Step 5: Solve for x
    x = 165,742,859,843.11/603,696.96
  6. Step 6: Final answer
    x = 274,546.45

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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.