Finding the Fourth Proportional to 246,827.70, 370,241.55 and 220,583.70
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Solution
The fourth proportional to 246,827.70, 370,241.55 and 220,583.70 is: 330,875.55
Step by Step Solution
- Step 1: Write the proportion equation
246,827.70 : 370,241.55 = 220,583.70 : x - Step 2: Convert to fraction form
246,827.70/370,241.55 = 220,583.70/x - Step 3: Cross multiply
246,827.70x = 370,241.55 × 220,583.70 - Step 4: Simplify right side
246,827.70x = 81,669,250,992.74 - Step 5: Solve for x
x = 81,669,250,992.74/246,827.70 - Step 6: Final answer
x = 330,875.55
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1.5x scale
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.