Finding the Fourth Proportional to 669,170.05, 923,427.47 and 363,234.74
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Solution
The fourth proportional to 669,170.05, 923,427.47 and 363,234.74 is: 501,249.17
Step by Step Solution
- Step 1: Write the proportion equation
669,170.05 : 923,427.47 = 363,234.74 : x - Step 2: Convert to fraction form
669,170.05/923,427.47 = 363,234.74/x - Step 3: Cross multiply
669,170.05x = 923,427.47 × 363,234.74 - Step 4: Simplify right side
669,170.05x = 335,420,933,265.26 - Step 5: Solve for x
x = 335,420,933,265.26/669,170.05 - Step 6: Final answer
x = 501,249.17
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1.5x scale
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.