Finding the Fourth Proportional to 479,179.08, 718,157.97 and 254,647.08
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Solution
The fourth proportional to 479,179.08, 718,157.97 and 254,647.08 is: 381,646.11
Step by Step Solution
- Step 1: Write the proportion equation
479,179.08 : 718,157.97 = 254,647.08 : x - Step 2: Convert to fraction form
479,179.08/718,157.97 = 254,647.08/x - Step 3: Cross multiply
479,179.08x = 718,157.97 × 254,647.08 - Step 4: Simplify right side
479,179.08x = 182,876,830,039.23 - Step 5: Solve for x
x = 182,876,830,039.23/479,179.08 - Step 6: Final answer
x = 381,646.11
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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.