Finding the Fourth Proportional to 295,338.13, 407,566.62 and 161,202.13
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Solution
The fourth proportional to 295,338.13, 407,566.62 and 161,202.13 is: 222,458.93
Step by Step Solution
- Step 1: Write the proportion equation
295,338.13 : 407,566.62 = 161,202.13 : x - Step 2: Convert to fraction form
295,338.13/407,566.62 = 161,202.13/x - Step 3: Cross multiply
295,338.13x = 407,566.62 × 161,202.13 - Step 4: Simplify right side
295,338.13x = 65,700,604,417.06 - Step 5: Solve for x
x = 65,700,604,417.06/295,338.13 - Step 6: Final answer
x = 222,458.93
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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.