Finding the Fourth Proportional to 319,602.14, 441,035.96 and 183,540.15
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Solution
The fourth proportional to 319,602.14, 441,035.96 and 183,540.15 is: 253,276.80
Step by Step Solution
- Step 1: Write the proportion equation
319,602.14 : 441,035.96 = 183,540.15 : x - Step 2: Convert to fraction form
319,602.14/441,035.96 = 183,540.15/x - Step 3: Cross multiply
319,602.14x = 441,035.96 × 183,540.15 - Step 4: Simplify right side
319,602.14x = 80,947,805,336.09 - Step 5: Solve for x
x = 80,947,805,336.09/319,602.14 - Step 6: Final answer
x = 253,276.80
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1.5x scale
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.