Finding the Fourth Proportional to 681,750.20, 1,022,625.30 and 232,321.70
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Solution
The fourth proportional to 681,750.20, 1,022,625.30 and 232,321.70 is: 348,482.55
Step by Step Solution
- Step 1: Write the proportion equation
681,750.20 : 1,022,625.30 = 232,321.70 : x - Step 2: Convert to fraction form
681,750.20/1,022,625.30 = 232,321.70/x - Step 3: Cross multiply
681,750.20x = 1,022,625.30 × 232,321.70 - Step 4: Simplify right side
681,750.20x = 237,578,048,159.01 - Step 5: Solve for x
x = 237,578,048,159.01/681,750.20 - Step 6: Final answer
x = 348,482.55
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Similar ratio
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1.5x scale
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.