Finding the Fourth Proportional to 325,378.08, 448,970.04 and 182,144.16
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Solution
The fourth proportional to 325,378.08, 448,970.04 and 182,144.16 is: 251,329.99
Step by Step Solution
- Step 1: Write the proportion equation
325,378.08 : 448,970.04 = 182,144.16 : x - Step 2: Convert to fraction form
325,378.08/448,970.04 = 182,144.16/x - Step 3: Cross multiply
325,378.08x = 448,970.04 × 182,144.16 - Step 4: Simplify right side
325,378.08x = 81,777,270,800.97 - Step 5: Solve for x
x = 81,777,270,800.97/325,378.08 - Step 6: Final answer
x = 251,329.99
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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.