Finding the Fourth Proportional to 595,502.73, 821,891.75 and 434,889.45
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Solution
The fourth proportional to 595,502.73, 821,891.75 and 434,889.45 is: 600,218.99
Step by Step Solution
- Step 1: Write the proportion equation
595,502.73 : 821,891.75 = 434,889.45 : x - Step 2: Convert to fraction form
595,502.73/821,891.75 = 434,889.45/x - Step 3: Cross multiply
595,502.73x = 821,891.75 × 434,889.45 - Step 4: Simplify right side
595,502.73x = 357,432,048,942.59 - Step 5: Solve for x
x = 357,432,048,942.59/595,502.73 - Step 6: Final answer
x = 600,218.99
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1.5x scale
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.