Finding the Fourth Proportional to 422,755.18, 583,369.77 and 241,442.08
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Solution
The fourth proportional to 422,755.18, 583,369.77 and 241,442.08 is: 333,171.58
Step by Step Solution
- Step 1: Write the proportion equation
422,755.18 : 583,369.77 = 241,442.08 : x - Step 2: Convert to fraction form
422,755.18/583,369.77 = 241,442.08/x - Step 3: Cross multiply
422,755.18x = 583,369.77 × 241,442.08 - Step 4: Simplify right side
422,755.18x = 140,850,010,677.92 - Step 5: Solve for x
x = 140,850,010,677.92/422,755.18 - Step 6: Final answer
x = 333,171.58
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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.