Finding the Fourth Proportional to 246,497.80, 340,167.36 and 133,320.64
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Solution
The fourth proportional to 246,497.80, 340,167.36 and 133,320.64 is: 183,982.70
Step by Step Solution
- Step 1: Write the proportion equation
246,497.80 : 340,167.36 = 133,320.64 : x - Step 2: Convert to fraction form
246,497.80/340,167.36 = 133,320.64/x - Step 3: Cross multiply
246,497.80x = 340,167.36 × 133,320.64 - Step 4: Simplify right side
246,497.80x = 45,351,330,142.31 - Step 5: Solve for x
x = 45,351,330,142.31/246,497.80 - Step 6: Final answer
x = 183,982.70
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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.