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Finding the Fourth Proportional to 492,541.44, 738,812.16 and 118,564.44

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Solution

The fourth proportional to 492,541.44, 738,812.16 and 118,564.44 is: 177,846.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,541.44 : 738,812.16 = 118,564.44 : x
  2. Step 2: Convert to fraction form
    492,541.44/738,812.16 = 118,564.44/x
  3. Step 3: Cross multiply
    492,541.44x = 738,812.16 × 118,564.44
  4. Step 4: Simplify right side
    492,541.44x = 87,596,850,015.59
  5. Step 5: Solve for x
    x = 87,596,850,015.59/492,541.44
  6. Step 6: Final answer
    x = 177,846.66

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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.