Finding the Fourth Proportional to 407,609.58, 562,473.81 and 226,312.14
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Solution
The fourth proportional to 407,609.58, 562,473.81 and 226,312.14 is: 312,295.53
Step by Step Solution
- Step 1: Write the proportion equation
407,609.58 : 562,473.81 = 226,312.14 : x - Step 2: Convert to fraction form
407,609.58/562,473.81 = 226,312.14/x - Step 3: Cross multiply
407,609.58x = 562,473.81 × 226,312.14 - Step 4: Simplify right side
407,609.58x = 127,294,651,635.05 - Step 5: Solve for x
x = 127,294,651,635.05/407,609.58 - Step 6: Final answer
x = 312,295.53
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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.