Finding the Fourth Proportional to 442,741.17, 664,434.36 and 176,577.81
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Solution
The fourth proportional to 442,741.17, 664,434.36 and 176,577.81 is: 264,995.37
Step by Step Solution
- Step 1: Write the proportion equation
442,741.17 : 664,434.36 = 176,577.81 : x - Step 2: Convert to fraction form
442,741.17/664,434.36 = 176,577.81/x - Step 3: Cross multiply
442,741.17x = 664,434.36 × 176,577.81 - Step 4: Simplify right side
442,741.17x = 117,324,361,685.92 - Step 5: Solve for x
x = 117,324,361,685.92/442,741.17 - Step 6: Final answer
x = 264,995.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.