Finding the Fourth Proportional to 322,135.94, 444,553.62 and 178,909.40
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Solution
The fourth proportional to 322,135.94, 444,553.62 and 178,909.40 is: 246,898.32
Step by Step Solution
- Step 1: Write the proportion equation
322,135.94 : 444,553.62 = 178,909.40 : x - Step 2: Convert to fraction form
322,135.94/444,553.62 = 178,909.40/x - Step 3: Cross multiply
322,135.94x = 444,553.62 × 178,909.40 - Step 4: Simplify right side
322,135.94x = 79,534,821,422.03 - Step 5: Solve for x
x = 79,534,821,422.03/322,135.94 - Step 6: Final answer
x = 246,898.32
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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.