Finding the Fourth Proportional to 322,494.02, 445,047.08 and 177,305.94
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Solution
The fourth proportional to 322,494.02, 445,047.08 and 177,305.94 is: 244,685.12
Step by Step Solution
- Step 1: Write the proportion equation
322,494.02 : 445,047.08 = 177,305.94 : x - Step 2: Convert to fraction form
322,494.02/445,047.08 = 177,305.94/x - Step 3: Cross multiply
322,494.02x = 445,047.08 × 177,305.94 - Step 4: Simplify right side
322,494.02x = 78,909,489,977.13 - Step 5: Solve for x
x = 78,909,489,977.13/322,494.02 - Step 6: Final answer
x = 244,685.12
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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.