Finding the Fourth Proportional to 841,755.88, 1,161,604.02 and 459,784.36
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Solution
The fourth proportional to 841,755.88, 1,161,604.02 and 459,784.36 is: 634,491.99
Step by Step Solution
- Step 1: Write the proportion equation
841,755.88 : 1,161,604.02 = 459,784.36 : x - Step 2: Convert to fraction form
841,755.88/1,161,604.02 = 459,784.36/x - Step 3: Cross multiply
841,755.88x = 1,161,604.02 × 459,784.36 - Step 4: Simplify right side
841,755.88x = 534,087,360,909.13 - Step 5: Solve for x
x = 534,087,360,909.13/841,755.88 - Step 6: Final answer
x = 634,491.99
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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.