Finding the Fourth Proportional to 326,088.32, 449,794.72 and 235,577.28
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Solution
The fourth proportional to 326,088.32, 449,794.72 and 235,577.28 is: 324,946.99
Step by Step Solution
- Step 1: Write the proportion equation
326,088.32 : 449,794.72 = 235,577.28 : x - Step 2: Convert to fraction form
326,088.32/449,794.72 = 235,577.28/x - Step 3: Cross multiply
326,088.32x = 449,794.72 × 235,577.28 - Step 4: Simplify right side
326,088.32x = 105,961,416,695.96 - Step 5: Solve for x
x = 105,961,416,695.96/326,088.32 - Step 6: Final answer
x = 324,946.99
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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.