Finding the Fourth Proportional to 433,744.21, 598,566.94 and 242,757.60
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Solution
The fourth proportional to 433,744.21, 598,566.94 and 242,757.60 is: 335,005.45
Step by Step Solution
- Step 1: Write the proportion equation
433,744.21 : 598,566.94 = 242,757.60 : x - Step 2: Convert to fraction form
433,744.21/598,566.94 = 242,757.60/x - Step 3: Cross multiply
433,744.21x = 598,566.94 × 242,757.60 - Step 4: Simplify right side
433,744.21x = 145,306,673,793.74 - Step 5: Solve for x
x = 145,306,673,793.74/433,744.21 - Step 6: Final answer
x = 335,005.45
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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.