Finding the Fourth Proportional to 809,164.22, 1,213,358.67 and 382,344.84
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Solution
The fourth proportional to 809,164.22, 1,213,358.67 and 382,344.84 is: 573,334.09
Step by Step Solution
- Step 1: Write the proportion equation
809,164.22 : 1,213,358.67 = 382,344.84 : x - Step 2: Convert to fraction form
809,164.22/1,213,358.67 = 382,344.84/x - Step 3: Cross multiply
809,164.22x = 1,213,358.67 × 382,344.84 - Step 4: Simplify right side
809,164.22x = 463,921,426,543.76 - Step 5: Solve for x
x = 463,921,426,543.76/809,164.22 - Step 6: Final answer
x = 573,334.09
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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.