Finding the Fourth Proportional to 841,447.96, 1,161,198.07 and 459,475.09
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Solution
The fourth proportional to 841,447.96, 1,161,198.07 and 459,475.09 is: 634,075.56
Step by Step Solution
- Step 1: Write the proportion equation
841,447.96 : 1,161,198.07 = 459,475.09 : x - Step 2: Convert to fraction form
841,447.96/1,161,198.07 = 459,475.09/x - Step 3: Cross multiply
841,447.96x = 1,161,198.07 × 459,475.09 - Step 4: Simplify right side
841,447.96x = 533,541,587,721.08 - Step 5: Solve for x
x = 533,541,587,721.08/841,447.96 - Step 6: Final answer
x = 634,075.56
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1.5x scale
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.