Finding the Fourth Proportional to 246,558.72, 340,009.26 and 149,776.68
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Solution
The fourth proportional to 246,558.72, 340,009.26 and 149,776.68 is: 206,544.95
Step by Step Solution
- Step 1: Write the proportion equation
246,558.72 : 340,009.26 = 149,776.68 : x - Step 2: Convert to fraction form
246,558.72/340,009.26 = 149,776.68/x - Step 3: Cross multiply
246,558.72x = 340,009.26 × 149,776.68 - Step 4: Simplify right side
246,558.72x = 50,925,458,132.06 - Step 5: Solve for x
x = 50,925,458,132.06/246,558.72 - Step 6: Final answer
x = 206,544.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.