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Finding the Fourth Proportional to 492,477.27, 738,847.53 and 176,936.91

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Solution

The fourth proportional to 492,477.27, 738,847.53 and 176,936.91 is: 265,452.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,477.27 : 738,847.53 = 176,936.91 : x
  2. Step 2: Convert to fraction form
    492,477.27/738,847.53 = 176,936.91/x
  3. Step 3: Cross multiply
    492,477.27x = 738,847.53 × 176,936.91
  4. Step 4: Simplify right side
    492,477.27x = 130,729,398,034.65
  5. Step 5: Solve for x
    x = 130,729,398,034.65/492,477.27
  6. Step 6: Final answer
    x = 265,452.65

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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.