Finding the Fourth Proportional to 328,812.02, 453,715.08 and 183,600.08
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Solution
The fourth proportional to 328,812.02, 453,715.08 and 183,600.08 is: 253,342.70
Step by Step Solution
- Step 1: Write the proportion equation
328,812.02 : 453,715.08 = 183,600.08 : x - Step 2: Convert to fraction form
328,812.02/453,715.08 = 183,600.08/x - Step 3: Cross multiply
328,812.02x = 453,715.08 × 183,600.08 - Step 4: Simplify right side
328,812.02x = 83,302,124,985.21 - Step 5: Solve for x
x = 83,302,124,985.21/328,812.02 - Step 6: Final answer
x = 253,342.70
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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.