Finding the Fourth Proportional to 407,476.09, 562,699.91 and 262,536.31
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Solution
The fourth proportional to 407,476.09, 562,699.91 and 262,536.31 is: 362,546.81
Step by Step Solution
- Step 1: Write the proportion equation
407,476.09 : 562,699.91 = 262,536.31 : x - Step 2: Convert to fraction form
407,476.09/562,699.91 = 262,536.31/x - Step 3: Cross multiply
407,476.09x = 562,699.91 × 262,536.31 - Step 4: Simplify right side
407,476.09x = 147,729,158,008.73 - Step 5: Solve for x
x = 147,729,158,008.73/407,476.09 - Step 6: Final answer
x = 362,546.81
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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.