Finding the Fourth Proportional to 232,652.40, 348,517.80 and 138,879.60
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Solution
The fourth proportional to 232,652.40, 348,517.80 and 138,879.60 is: 208,044.33
Step by Step Solution
- Step 1: Write the proportion equation
232,652.40 : 348,517.80 = 138,879.60 : x - Step 2: Convert to fraction form
232,652.40/348,517.80 = 138,879.60/x - Step 3: Cross multiply
232,652.40x = 348,517.80 × 138,879.60 - Step 4: Simplify right side
232,652.40x = 48,402,012,656.88 - Step 5: Solve for x
x = 48,402,012,656.88/232,652.40 - Step 6: Final answer
x = 208,044.33
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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.