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Finding the Fourth Proportional to 603,696.72, 905,675.74 and 183,004.32

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Solution

The fourth proportional to 603,696.72, 905,675.74 and 183,004.32 is: 274,546.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,696.72 : 905,675.74 = 183,004.32 : x
  2. Step 2: Convert to fraction form
    603,696.72/905,675.74 = 183,004.32/x
  3. Step 3: Cross multiply
    603,696.72x = 905,675.74 × 183,004.32
  4. Step 4: Simplify right side
    603,696.72x = 165,742,572,939.20
  5. Step 5: Solve for x
    x = 165,742,572,939.20/603,696.72
  6. Step 6: Final answer
    x = 274,546.09

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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.