Finding the Fourth Proportional to 328,449.95, 453,261.06 and 177,546.95
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Solution
The fourth proportional to 328,449.95, 453,261.06 and 177,546.95 is: 245,014.86
Step by Step Solution
- Step 1: Write the proportion equation
328,449.95 : 453,261.06 = 177,546.95 : x - Step 2: Convert to fraction form
328,449.95/453,261.06 = 177,546.95/x - Step 3: Cross multiply
328,449.95x = 453,261.06 × 177,546.95 - Step 4: Simplify right side
328,449.95x = 80,475,117,869.03 - Step 5: Solve for x
x = 80,475,117,869.03/328,449.95 - Step 6: Final answer
x = 245,014.86
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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.