Finding the Fourth Proportional to 792,482.82, 1,092,804.26 and 678,139.98
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Solution
The fourth proportional to 792,482.82, 1,092,804.26 and 678,139.98 is: 935,129.74
Step by Step Solution
- Step 1: Write the proportion equation
792,482.82 : 1,092,804.26 = 678,139.98 : x - Step 2: Convert to fraction form
792,482.82/1,092,804.26 = 678,139.98/x - Step 3: Cross multiply
792,482.82x = 1,092,804.26 × 678,139.98 - Step 4: Simplify right side
792,482.82x = 741,074,255,629.62 - Step 5: Solve for x
x = 741,074,255,629.62/792,482.82 - Step 6: Final answer
x = 935,129.74
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.