Finding the Fourth Proportional to 346,540.93, 478,175.61 and 193,560.28
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Solution
The fourth proportional to 346,540.93, 478,175.61 and 193,560.28 is: 267,084.77
Step by Step Solution
- Step 1: Write the proportion equation
346,540.93 : 478,175.61 = 193,560.28 : x - Step 2: Convert to fraction form
346,540.93/478,175.61 = 193,560.28/x - Step 3: Cross multiply
346,540.93x = 478,175.61 × 193,560.28 - Step 4: Simplify right side
346,540.93x = 92,555,804,960.77 - Step 5: Solve for x
x = 92,555,804,960.77/346,540.93 - Step 6: Final answer
x = 267,084.77
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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.