Finding the Fourth Proportional to 836,975.69, 1,255,625.13 and 357,196.49
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Solution
The fourth proportional to 836,975.69, 1,255,625.13 and 357,196.49 is: 535,863.69
Step by Step Solution
- Step 1: Write the proportion equation
836,975.69 : 1,255,625.13 = 357,196.49 : x - Step 2: Convert to fraction form
836,975.69/1,255,625.13 = 357,196.49/x - Step 3: Cross multiply
836,975.69x = 1,255,625.13 × 357,196.49 - Step 4: Simplify right side
836,975.69x = 448,504,882,913.67 - Step 5: Solve for x
x = 448,504,882,913.67/836,975.69 - Step 6: Final answer
x = 535,863.69
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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.