Finding the Fourth Proportional to 669,126.62, 923,395.46 and 363,202.95
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Solution
The fourth proportional to 669,126.62, 923,395.46 and 363,202.95 is: 501,220.46
Step by Step Solution
- Step 1: Write the proportion equation
669,126.62 : 923,395.46 = 363,202.95 : x - Step 2: Convert to fraction form
669,126.62/923,395.46 = 363,202.95/x - Step 3: Cross multiply
669,126.62x = 923,395.46 × 363,202.95 - Step 4: Simplify right side
669,126.62x = 335,379,953,272.59 - Step 5: Solve for x
x = 335,379,953,272.59/669,126.62 - Step 6: Final answer
x = 501,220.46
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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.