Finding the Fourth Proportional to 665,152.62, 917,891.37 and 363,346.62
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Solution
The fourth proportional to 665,152.62, 917,891.37 and 363,346.62 is: 501,407.82
Step by Step Solution
- Step 1: Write the proportion equation
665,152.62 : 917,891.37 = 363,346.62 : x - Step 2: Convert to fraction form
665,152.62/917,891.37 = 363,346.62/x - Step 3: Cross multiply
665,152.62x = 917,891.37 × 363,346.62 - Step 4: Simplify right side
665,152.62x = 333,512,726,816.67 - Step 5: Solve for x
x = 333,512,726,816.67/665,152.62 - Step 6: Final answer
x = 501,407.82
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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.