Finding the Fourth Proportional to 863,135.19, 1,294,706.88 and 264,095.39
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Solution
The fourth proportional to 863,135.19, 1,294,706.88 and 264,095.39 is: 396,144.34
Step by Step Solution
- Step 1: Write the proportion equation
863,135.19 : 1,294,706.88 = 264,095.39 : x - Step 2: Convert to fraction form
863,135.19/1,294,706.88 = 264,095.39/x - Step 3: Cross multiply
863,135.19x = 1,294,706.88 × 264,095.39 - Step 4: Simplify right side
863,135.19x = 341,926,121,646.05 - Step 5: Solve for x
x = 341,926,121,646.05/863,135.19 - Step 6: Final answer
x = 396,144.34
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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.