Finding the Fourth Proportional to 475,821.62, 713,506.43 and 276,203.19
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Solution
The fourth proportional to 475,821.62, 713,506.43 and 276,203.19 is: 414,173.60
Step by Step Solution
- Step 1: Write the proportion equation
475,821.62 : 713,506.43 = 276,203.19 : x - Step 2: Convert to fraction form
475,821.62/713,506.43 = 276,203.19/x - Step 3: Cross multiply
475,821.62x = 713,506.43 × 276,203.19 - Step 4: Simplify right side
475,821.62x = 197,072,752,742.02 - Step 5: Solve for x
x = 197,072,752,742.02/475,821.62 - Step 6: Final answer
x = 414,173.60
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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.