Finding the Fourth Proportional to 328,877.95, 453,852.99 and 177,974.95
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Solution
The fourth proportional to 328,877.95, 453,852.99 and 177,974.95 is: 245,606.20
Step by Step Solution
- Step 1: Write the proportion equation
328,877.95 : 453,852.99 = 177,974.95 : x - Step 2: Convert to fraction form
328,877.95/453,852.99 = 177,974.95/x - Step 3: Cross multiply
328,877.95x = 453,852.99 × 177,974.95 - Step 4: Simplify right side
328,877.95x = 80,774,463,202.60 - Step 5: Solve for x
x = 80,774,463,202.60/328,877.95 - Step 6: Final answer
x = 245,606.20
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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.