Finding the Fourth Proportional to 328,451.95, 453,263.82 and 177,548.95
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Solution
The fourth proportional to 328,451.95, 453,263.82 and 177,548.95 is: 245,017.62
Step by Step Solution
- Step 1: Write the proportion equation
328,451.95 : 453,263.82 = 177,548.95 : x - Step 2: Convert to fraction form
328,451.95/453,263.82 = 177,548.95/x - Step 3: Cross multiply
328,451.95x = 453,263.82 × 177,548.95 - Step 4: Simplify right side
328,451.95x = 80,476,515,313.99 - Step 5: Solve for x
x = 80,476,515,313.99/328,451.95 - Step 6: Final answer
x = 245,017.62
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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.