Finding the Fourth Proportional to 240,664.08, 331,915.68 and 180,378.48
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Solution
The fourth proportional to 240,664.08, 331,915.68 and 180,378.48 is: 248,771.84
Step by Step Solution
- Step 1: Write the proportion equation
240,664.08 : 331,915.68 = 180,378.48 : x - Step 2: Convert to fraction form
240,664.08/331,915.68 = 180,378.48/x - Step 3: Cross multiply
240,664.08x = 331,915.68 × 180,378.48 - Step 4: Simplify right side
240,664.08x = 59,870,445,846.57 - Step 5: Solve for x
x = 59,870,445,846.57/240,664.08 - Step 6: Final answer
x = 248,771.84
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1.5x scale
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.