Finding the Fourth Proportional to 309,490.26, 464,235.39 and 204,284.63
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Solution
The fourth proportional to 309,490.26, 464,235.39 and 204,284.63 is: 306,426.94
Step by Step Solution
- Step 1: Write the proportion equation
309,490.26 : 464,235.39 = 204,284.63 : x - Step 2: Convert to fraction form
309,490.26/464,235.39 = 204,284.63/x - Step 3: Cross multiply
309,490.26x = 464,235.39 × 204,284.63 - Step 4: Simplify right side
309,490.26x = 94,836,152,557.88 - Step 5: Solve for x
x = 94,836,152,557.88/309,490.26 - Step 6: Final answer
x = 306,426.94
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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.