Finding the Fourth Proportional to 352,891.30, 486,992.97 and 191,746.36
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Solution
The fourth proportional to 352,891.30, 486,992.97 and 191,746.36 is: 264,611.59
Step by Step Solution
- Step 1: Write the proportion equation
352,891.30 : 486,992.97 = 191,746.36 : x - Step 2: Convert to fraction form
352,891.30/486,992.97 = 191,746.36/x - Step 3: Cross multiply
352,891.30x = 486,992.97 × 191,746.36 - Step 4: Simplify right side
352,891.30x = 93,379,127,646.24 - Step 5: Solve for x
x = 93,379,127,646.24/352,891.30 - Step 6: Final answer
x = 264,611.59
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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.