Finding the Fourth Proportional to 475,563.99, 655,751.25 and 303,208.95
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Solution
The fourth proportional to 475,563.99, 655,751.25 and 303,208.95 is: 418,092.31
Step by Step Solution
- Step 1: Write the proportion equation
475,563.99 : 655,751.25 = 303,208.95 : x - Step 2: Convert to fraction form
475,563.99/655,751.25 = 303,208.95/x - Step 3: Cross multiply
475,563.99x = 655,751.25 × 303,208.95 - Step 4: Simplify right side
475,563.99x = 198,829,647,973.69 - Step 5: Solve for x
x = 198,829,647,973.69/475,563.99 - Step 6: Final answer
x = 418,092.31
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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.