Finding the Fourth Proportional to 821,602.26, 1,133,770.64 and 458,953.92
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Solution
The fourth proportional to 821,602.26, 1,133,770.64 and 458,953.92 is: 633,333.80
Step by Step Solution
- Step 1: Write the proportion equation
821,602.26 : 1,133,770.64 = 458,953.92 : x - Step 2: Convert to fraction form
821,602.26/1,133,770.64 = 458,953.92/x - Step 3: Cross multiply
821,602.26x = 1,133,770.64 × 458,953.92 - Step 4: Simplify right side
821,602.26x = 520,348,477,314.14 - Step 5: Solve for x
x = 520,348,477,314.14/821,602.26 - Step 6: Final answer
x = 633,333.80
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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.