Finding the Fourth Proportional to 360,185.29, 497,042.32 and 199,036.99
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Solution
The fourth proportional to 360,185.29, 497,042.32 and 199,036.99 is: 274,663.65
Step by Step Solution
- Step 1: Write the proportion equation
360,185.29 : 497,042.32 = 199,036.99 : x - Step 2: Convert to fraction form
360,185.29/497,042.32 = 199,036.99/x - Step 3: Cross multiply
360,185.29x = 497,042.32 × 199,036.99 - Step 4: Simplify right side
360,185.29x = 98,929,807,275.42 - Step 5: Solve for x
x = 98,929,807,275.42/360,185.29 - Step 6: Final answer
x = 274,663.65
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1.5x scale
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.