Finding the Fourth Proportional to 634,578.68, 875,702.12 and 362,629.28
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Solution
The fourth proportional to 634,578.68, 875,702.12 and 362,629.28 is: 500,419.00
Step by Step Solution
- Step 1: Write the proportion equation
634,578.68 : 875,702.12 = 362,629.28 : x - Step 2: Convert to fraction form
634,578.68/875,702.12 = 362,629.28/x - Step 3: Cross multiply
634,578.68x = 875,702.12 × 362,629.28 - Step 4: Simplify right side
634,578.68x = 317,555,229,270.07 - Step 5: Solve for x
x = 317,555,229,270.07/634,578.68 - Step 6: Final answer
x = 500,419.00
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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.