Finding the Fourth Proportional to 299,605.24, 412,886.82 and 214,574.68
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Solution
The fourth proportional to 299,605.24, 412,886.82 and 214,574.68 is: 295,705.97
Step by Step Solution
- Step 1: Write the proportion equation
299,605.24 : 412,886.82 = 214,574.68 : x - Step 2: Convert to fraction form
299,605.24/412,886.82 = 214,574.68/x - Step 3: Cross multiply
299,605.24x = 412,886.82 × 214,574.68 - Step 4: Simplify right side
299,605.24x = 88,595,057,277.72 - Step 5: Solve for x
x = 88,595,057,277.72/299,605.24 - Step 6: Final answer
x = 295,705.97
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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.