Finding the Fourth Proportional to 665,546.08, 918,451.56 and 363,740.08
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Solution
The fourth proportional to 665,546.08, 918,451.56 and 363,740.08 is: 501,960.20
Step by Step Solution
- Step 1: Write the proportion equation
665,546.08 : 918,451.56 = 363,740.08 : x - Step 2: Convert to fraction form
665,546.08/918,451.56 = 363,740.08/x - Step 3: Cross multiply
665,546.08x = 918,451.56 × 363,740.08 - Step 4: Simplify right side
665,546.08x = 334,077,643,910.53 - Step 5: Solve for x
x = 334,077,643,910.53/665,546.08 - Step 6: Final answer
x = 501,960.20
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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.