Finding the Fourth Proportional to 328,813.02, 453,716.46 and 183,601.08
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Solution
The fourth proportional to 328,813.02, 453,716.46 and 183,601.08 is: 253,344.08
Step by Step Solution
- Step 1: Write the proportion equation
328,813.02 : 453,716.46 = 183,601.08 : x - Step 2: Convert to fraction form
328,813.02/453,716.46 = 183,601.08/x - Step 3: Cross multiply
328,813.02x = 453,716.46 × 183,601.08 - Step 4: Simplify right side
328,813.02x = 83,302,832,069.78 - Step 5: Solve for x
x = 83,302,832,069.78/328,813.02 - Step 6: Final answer
x = 253,344.08
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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.