Finding the Fourth Proportional to 572,437.99, 858,755.95 and 193,361.48
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Solution
The fourth proportional to 572,437.99, 858,755.95 and 193,361.48 is: 290,075.65
Step by Step Solution
- Step 1: Write the proportion equation
572,437.99 : 858,755.95 = 193,361.48 : x - Step 2: Convert to fraction form
572,437.99/858,755.95 = 193,361.48/x - Step 3: Cross multiply
572,437.99x = 858,755.95 × 193,361.48 - Step 4: Simplify right side
572,437.99x = 166,050,320,437.79 - Step 5: Solve for x
x = 166,050,320,437.79/572,437.99 - Step 6: Final answer
x = 290,075.65
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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.