Finding the Fourth Proportional to 407,334.62, 562,163.28 and 226,047.80
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Solution
The fourth proportional to 407,334.62, 562,163.28 and 226,047.80 is: 311,969.00
Step by Step Solution
- Step 1: Write the proportion equation
407,334.62 : 562,163.28 = 226,047.80 : x - Step 2: Convert to fraction form
407,334.62/562,163.28 = 226,047.80/x - Step 3: Cross multiply
407,334.62x = 562,163.28 × 226,047.80 - Step 4: Simplify right side
407,334.62x = 127,075,772,684.78 - Step 5: Solve for x
x = 127,075,772,684.78/407,334.62 - Step 6: Final answer
x = 311,969.00
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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.