Finding the Fourth Proportional to 520,092.40, 729,704 and 520,092.40
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Solution
The fourth proportional to 520,092.40, 729,704 and 520,092.40 is: 729,704
Step by Step Solution
- Step 1: Write the proportion equation
520,092.40 : 729,704 = 520,092.40 : x - Step 2: Convert to fraction form
520,092.40/729,704 = 520,092.40/x - Step 3: Cross multiply
520,092.40x = 729,704 × 520,092.40 - Step 4: Simplify right side
520,092.40x = 379,513,504,649.60 - Step 5: Solve for x
x = 379,513,504,649.60/520,092.40 - Step 6: Final answer
x = 729,704
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.