Finding the Fourth Proportional to 729,133.12, 1,093,752.23 and 279,853.99
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Solution
The fourth proportional to 729,133.12, 1,093,752.23 and 279,853.99 is: 419,801.16
Step by Step Solution
- Step 1: Write the proportion equation
729,133.12 : 1,093,752.23 = 279,853.99 : x - Step 2: Convert to fraction form
729,133.12/1,093,752.23 = 279,853.99/x - Step 3: Cross multiply
729,133.12x = 1,093,752.23 × 279,853.99 - Step 4: Simplify right side
729,133.12x = 306,090,927,622.07 - Step 5: Solve for x
x = 306,090,927,622.07/729,133.12 - Step 6: Final answer
x = 419,801.16
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.