Finding the Fourth Proportional to 410,743.22, 566,805.41 and 229,419.05
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Solution
The fourth proportional to 410,743.22, 566,805.41 and 229,419.05 is: 316,586.99
Step by Step Solution
- Step 1: Write the proportion equation
410,743.22 : 566,805.41 = 229,419.05 : x - Step 2: Convert to fraction form
410,743.22/566,805.41 = 229,419.05/x - Step 3: Cross multiply
410,743.22x = 566,805.41 × 229,419.05 - Step 4: Simplify right side
410,743.22x = 130,035,958,697.06 - Step 5: Solve for x
x = 130,035,958,697.06/410,743.22 - Step 6: Final answer
x = 316,586.99
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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.