Finding the Fourth Proportional to 1,158,725.58, 1,738,089.81 and 317,284.62
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Solution
The fourth proportional to 1,158,725.58, 1,738,089.81 and 317,284.62 is: 475,927.32
Step by Step Solution
- Step 1: Write the proportion equation
1,158,725.58 : 1,738,089.81 = 317,284.62 : x - Step 2: Convert to fraction form
1,158,725.58/1,738,089.81 = 317,284.62/x - Step 3: Cross multiply
1,158,725.58x = 1,738,089.81 × 317,284.62 - Step 4: Simplify right side
1,158,725.58x = 551,469,164,891.72 - Step 5: Solve for x
x = 551,469,164,891.72/1,158,725.58 - Step 6: Final answer
x = 475,927.32
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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.