Finding the Fourth Proportional to 663,159.48, 993,907.34 and 283,634.79
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Solution
The fourth proportional to 663,159.48, 993,907.34 and 283,634.79 is: 425,096.39
Step by Step Solution
- Step 1: Write the proportion equation
663,159.48 : 993,907.34 = 283,634.79 : x - Step 2: Convert to fraction form
663,159.48/993,907.34 = 283,634.79/x - Step 3: Cross multiply
663,159.48x = 993,907.34 × 283,634.79 - Step 4: Simplify right side
663,159.48x = 281,906,698,242.19 - Step 5: Solve for x
x = 281,906,698,242.19/663,159.48 - Step 6: Final answer
x = 425,096.39
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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.