Finding the Fourth Proportional to 375,053.82, 517,471.92 and 213,850.08
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Solution
The fourth proportional to 375,053.82, 517,471.92 and 213,850.08 is: 295,054.75
Step by Step Solution
- Step 1: Write the proportion equation
375,053.82 : 517,471.92 = 213,850.08 : x - Step 2: Convert to fraction form
375,053.82/517,471.92 = 213,850.08/x - Step 3: Cross multiply
375,053.82x = 517,471.92 × 213,850.08 - Step 4: Simplify right side
375,053.82x = 110,661,411,489.75 - Step 5: Solve for x
x = 110,661,411,489.75/375,053.82 - Step 6: Final answer
x = 295,054.75
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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.