Finding the Fourth Proportional to 326,539.09, 450,583.14 and 181,325.13
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Solution
The fourth proportional to 326,539.09, 450,583.14 and 181,325.13 is: 250,206.02
Step by Step Solution
- Step 1: Write the proportion equation
326,539.09 : 450,583.14 = 181,325.13 : x - Step 2: Convert to fraction form
326,539.09/450,583.14 = 181,325.13/x - Step 3: Cross multiply
326,539.09x = 450,583.14 × 181,325.13 - Step 4: Simplify right side
326,539.09x = 81,702,045,612.07 - Step 5: Solve for x
x = 81,702,045,612.07/326,539.09 - Step 6: Final answer
x = 250,206.02
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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.