Finding the Fourth Proportional to 574,868.74, 793,327.11 and 329,893.42
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Solution
The fourth proportional to 574,868.74, 793,327.11 and 329,893.42 is: 455,257.65
Step by Step Solution
- Step 1: Write the proportion equation
574,868.74 : 793,327.11 = 329,893.42 : x - Step 2: Convert to fraction form
574,868.74/793,327.11 = 329,893.42/x - Step 3: Cross multiply
574,868.74x = 793,327.11 × 329,893.42 - Step 4: Simplify right side
574,868.74x = 261,713,393,496.62 - Step 5: Solve for x
x = 261,713,393,496.62/574,868.74 - Step 6: Final answer
x = 455,257.65
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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.