Finding the Fourth Proportional to 841,218.85, 1,160,876.09 and 459,245.63
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Solution
The fourth proportional to 841,218.85, 1,160,876.09 and 459,245.63 is: 633,755.74
Step by Step Solution
- Step 1: Write the proportion equation
841,218.85 : 1,160,876.09 = 459,245.63 : x - Step 2: Convert to fraction form
841,218.85/1,160,876.09 = 459,245.63/x - Step 3: Cross multiply
841,218.85x = 1,160,876.09 × 459,245.63 - Step 4: Simplify right side
841,218.85x = 533,127,275,354.29 - Step 5: Solve for x
x = 533,127,275,354.29/841,218.85 - Step 6: Final answer
x = 633,755.74
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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.