Finding the Fourth Proportional to 311,593.28, 467,805.04 and 210,730.18
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Solution
The fourth proportional to 311,593.28, 467,805.04 and 210,730.18 is: 316,376.02
Step by Step Solution
- Step 1: Write the proportion equation
311,593.28 : 467,805.04 = 210,730.18 : x - Step 2: Convert to fraction form
311,593.28/467,805.04 = 210,730.18/x - Step 3: Cross multiply
311,593.28x = 467,805.04 × 210,730.18 - Step 4: Simplify right side
311,593.28x = 98,580,640,284.11 - Step 5: Solve for x
x = 98,580,640,284.11/311,593.28 - Step 6: Final answer
x = 316,376.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.