Finding the Fourth Proportional to 963,735.16, 1,445,321.62 and 323,966.58
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Solution
The fourth proportional to 963,735.16, 1,445,321.62 and 323,966.58 is: 485,855.37
Step by Step Solution
- Step 1: Write the proportion equation
963,735.16 : 1,445,321.62 = 323,966.58 : x - Step 2: Convert to fraction form
963,735.16/1,445,321.62 = 323,966.58/x - Step 3: Cross multiply
963,735.16x = 1,445,321.62 × 323,966.58 - Step 4: Simplify right side
963,735.16x = 468,235,900,611.63 - Step 5: Solve for x
x = 468,235,900,611.63/963,735.16 - Step 6: Final answer
x = 485,855.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.