Finding the Fourth Proportional to 664,266.58, 998,122.13 and 580,252.97
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Solution
The fourth proportional to 664,266.58, 998,122.13 and 580,252.97 is: 871,883.89
Step by Step Solution
- Step 1: Write the proportion equation
664,266.58 : 998,122.13 = 580,252.97 : x - Step 2: Convert to fraction form
664,266.58/998,122.13 = 580,252.97/x - Step 3: Cross multiply
664,266.58x = 998,122.13 × 580,252.97 - Step 4: Simplify right side
664,266.58x = 579,163,330,355.23 - Step 5: Solve for x
x = 579,163,330,355.23/664,266.58 - Step 6: Final answer
x = 871,883.89
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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.