Finding the Fourth Proportional to 357,361.92, 535,342.14 and 207,286.92
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Solution
The fourth proportional to 357,361.92, 535,342.14 and 207,286.92 is: 310,523.92
Step by Step Solution
- Step 1: Write the proportion equation
357,361.92 : 535,342.14 = 207,286.92 : x - Step 2: Convert to fraction form
357,361.92/535,342.14 = 207,286.92/x - Step 3: Cross multiply
357,361.92x = 535,342.14 × 207,286.92 - Step 4: Simplify right side
357,361.92x = 110,969,423,346.81 - Step 5: Solve for x
x = 110,969,423,346.81/357,361.92 - Step 6: Final answer
x = 310,523.92
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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.