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Finding the Fourth Proportional to 492,297.08, 738,024.37 and 188,908.94

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Solution

The fourth proportional to 492,297.08, 738,024.37 and 188,908.94 is: 283,201.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,297.08 : 738,024.37 = 188,908.94 : x
  2. Step 2: Convert to fraction form
    492,297.08/738,024.37 = 188,908.94/x
  3. Step 3: Cross multiply
    492,297.08x = 738,024.37 × 188,908.94
  4. Step 4: Simplify right side
    492,297.08x = 139,419,402,803.66
  5. Step 5: Solve for x
    x = 139,419,402,803.66/492,297.08
  6. Step 6: Final answer
    x = 283,201.77

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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.