Finding the Fourth Proportional to 299,734.13, 449,823.14 and 141,963.08
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Solution
The fourth proportional to 299,734.13, 449,823.14 and 141,963.08 is: 213,049.73
Step by Step Solution
- Step 1: Write the proportion equation
299,734.13 : 449,823.14 = 141,963.08 : x - Step 2: Convert to fraction form
299,734.13/449,823.14 = 141,963.08/x - Step 3: Cross multiply
299,734.13x = 449,823.14 × 141,963.08 - Step 4: Simplify right side
299,734.13x = 63,858,275,450.74 - Step 5: Solve for x
x = 63,858,275,450.74/299,734.13 - Step 6: Final answer
x = 213,049.73
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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.