Finding the Fourth Proportional to 363,784.93, 502,031.97 and 202,642.54
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Solution
The fourth proportional to 363,784.93, 502,031.97 and 202,642.54 is: 279,651.58
Step by Step Solution
- Step 1: Write the proportion equation
363,784.93 : 502,031.97 = 202,642.54 : x - Step 2: Convert to fraction form
363,784.93/502,031.97 = 202,642.54/x - Step 3: Cross multiply
363,784.93x = 502,031.97 × 202,642.54 - Step 4: Simplify right side
363,784.93x = 101,733,030,038.63 - Step 5: Solve for x
x = 101,733,030,038.63/363,784.93 - Step 6: Final answer
x = 279,651.58
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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.