Finding the Fourth Proportional to 703,080.27, 970,245.94 and 380,782.99
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Solution
The fourth proportional to 703,080.27, 970,245.94 and 380,782.99 is: 525,477.91
Step by Step Solution
- Step 1: Write the proportion equation
703,080.27 : 970,245.94 = 380,782.99 : x - Step 2: Convert to fraction form
703,080.27/970,245.94 = 380,782.99/x - Step 3: Cross multiply
703,080.27x = 970,245.94 × 380,782.99 - Step 4: Simplify right side
703,080.27x = 369,453,150,068.56 - Step 5: Solve for x
x = 369,453,150,068.56/703,080.27 - Step 6: Final answer
x = 525,477.91
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.