Finding the Fourth Proportional to 510,069.73, 703,884.86 and 295,205.49
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Solution
The fourth proportional to 510,069.73, 703,884.86 and 295,205.49 is: 407,376.99
Step by Step Solution
- Step 1: Write the proportion equation
510,069.73 : 703,884.86 = 295,205.49 : x - Step 2: Convert to fraction form
510,069.73/703,884.86 = 295,205.49/x - Step 3: Cross multiply
510,069.73x = 703,884.86 × 295,205.49 - Step 4: Simplify right side
510,069.73x = 207,790,670,004.43 - Step 5: Solve for x
x = 207,790,670,004.43/510,069.73 - Step 6: Final answer
x = 407,376.99
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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.