Finding the Fourth Proportional to 802,431.55, 1,202,983.93 and 625,721.95
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Solution
The fourth proportional to 802,431.55, 1,202,983.93 and 625,721.95 is: 938,065.62
Step by Step Solution
- Step 1: Write the proportion equation
802,431.55 : 1,202,983.93 = 625,721.95 : x - Step 2: Convert to fraction form
802,431.55/1,202,983.93 = 625,721.95/x - Step 3: Cross multiply
802,431.55x = 1,202,983.93 × 625,721.95 - Step 4: Simplify right side
802,431.55x = 752,733,450,498.26 - Step 5: Solve for x
x = 752,733,450,498.26/802,431.55 - Step 6: Final answer
x = 938,065.62
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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.