Finding the Fourth Proportional to 415,855.52, 573,888.93 and 234,531.95
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Solution
The fourth proportional to 415,855.52, 573,888.93 and 234,531.95 is: 323,658.78
Step by Step Solution
- Step 1: Write the proportion equation
415,855.52 : 573,888.93 = 234,531.95 : x - Step 2: Convert to fraction form
415,855.52/573,888.93 = 234,531.95/x - Step 3: Cross multiply
415,855.52x = 573,888.93 × 234,531.95 - Step 4: Simplify right side
415,855.52x = 134,595,289,836.31 - Step 5: Solve for x
x = 134,595,289,836.31/415,855.52 - Step 6: Final answer
x = 323,658.78
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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.