Finding the Fourth Proportional to 393,050.26, 589,517.88 and 193,316.95
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Solution
The fourth proportional to 393,050.26, 589,517.88 and 193,316.95 is: 289,947.14
Step by Step Solution
- Step 1: Write the proportion equation
393,050.26 : 589,517.88 = 193,316.95 : x - Step 2: Convert to fraction form
393,050.26/589,517.88 = 193,316.95/x - Step 3: Cross multiply
393,050.26x = 589,517.88 × 193,316.95 - Step 4: Simplify right side
393,050.26x = 113,963,798,532.07 - Step 5: Solve for x
x = 113,963,798,532.07/393,050.26 - Step 6: Final answer
x = 289,947.14
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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.