Finding the Fourth Proportional to 854,850.08, 1,179,590.33 and 492,391.82
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Solution
The fourth proportional to 854,850.08, 1,179,590.33 and 492,391.82 is: 679,441.50
Step by Step Solution
- Step 1: Write the proportion equation
854,850.08 : 1,179,590.33 = 492,391.82 : x - Step 2: Convert to fraction form
854,850.08/1,179,590.33 = 492,391.82/x - Step 3: Cross multiply
854,850.08x = 1,179,590.33 × 492,391.82 - Step 4: Simplify right side
854,850.08x = 580,820,621,083.19 - Step 5: Solve for x
x = 580,820,621,083.19/854,850.08 - Step 6: Final answer
x = 679,441.50
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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.