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Finding the Fourth Proportional to 296,289.51, 444,489.62 and 118,810.41

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Solution

The fourth proportional to 296,289.51, 444,489.62 and 118,810.41 is: 178,237.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,289.51 : 444,489.62 = 118,810.41 : x
  2. Step 2: Convert to fraction form
    296,289.51/444,489.62 = 118,810.41/x
  3. Step 3: Cross multiply
    296,289.51x = 444,489.62 × 118,810.41
  4. Step 4: Simplify right side
    296,289.51x = 52,809,993,992.94
  5. Step 5: Solve for x
    x = 52,809,993,992.94/296,289.51
  6. Step 6: Final answer
    x = 178,237.81

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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.