Finding the Fourth Proportional to 325,416.17, 487,283.18 and 224,525.32
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Solution
The fourth proportional to 325,416.17, 487,283.18 and 224,525.32 is: 336,207.66
Step by Step Solution
- Step 1: Write the proportion equation
325,416.17 : 487,283.18 = 224,525.32 : x - Step 2: Convert to fraction form
325,416.17/487,283.18 = 224,525.32/x - Step 3: Cross multiply
325,416.17x = 487,283.18 × 224,525.32 - Step 4: Simplify right side
325,416.17x = 109,407,409,579.28 - Step 5: Solve for x
x = 109,407,409,579.28/325,416.17 - Step 6: Final answer
x = 336,207.66
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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.