Finding the Fourth Proportional to 207,955.08, 312,107.58 and 194,833.08
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Solution
The fourth proportional to 207,955.08, 312,107.58 and 194,833.08 is: 292,413.54
Step by Step Solution
- Step 1: Write the proportion equation
207,955.08 : 312,107.58 = 194,833.08 : x - Step 2: Convert to fraction form
207,955.08/312,107.58 = 194,833.08/x - Step 3: Cross multiply
207,955.08x = 312,107.58 × 194,833.08 - Step 4: Simplify right side
207,955.08x = 60,808,881,102.75 - Step 5: Solve for x
x = 60,808,881,102.75/207,955.08 - Step 6: Final answer
x = 292,413.54
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1.5x scale
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.