Finding the Fourth Proportional to 357,852.21, 493,837.07 and 204,892.75
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Solution
The fourth proportional to 357,852.21, 493,837.07 and 204,892.75 is: 282,752.58
Step by Step Solution
- Step 1: Write the proportion equation
357,852.21 : 493,837.07 = 204,892.75 : x - Step 2: Convert to fraction form
357,852.21/493,837.07 = 204,892.75/x - Step 3: Cross multiply
357,852.21x = 493,837.07 × 204,892.75 - Step 4: Simplify right side
357,852.21x = 101,183,635,324.24 - Step 5: Solve for x
x = 101,183,635,324.24/357,852.21 - Step 6: Final answer
x = 282,752.58
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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.