Finding the Fourth Proportional to 794,095.80, 1,190,887.74 and 261,490.08
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Solution
The fourth proportional to 794,095.80, 1,190,887.74 and 261,490.08 is: 392,150.83
Step by Step Solution
- Step 1: Write the proportion equation
794,095.80 : 1,190,887.74 = 261,490.08 : x - Step 2: Convert to fraction form
794,095.80/1,190,887.74 = 261,490.08/x - Step 3: Cross multiply
794,095.80x = 1,190,887.74 × 261,490.08 - Step 4: Simplify right side
794,095.80x = 311,405,330,403.62 - Step 5: Solve for x
x = 311,405,330,403.62/794,095.80 - Step 6: Final answer
x = 392,150.83
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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.