Finding the Fourth Proportional to 664,902.34, 993,110.71 and 601,625.14
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Solution
The fourth proportional to 664,902.34, 993,110.71 and 601,625.14 is: 898,598.69
Step by Step Solution
- Step 1: Write the proportion equation
664,902.34 : 993,110.71 = 601,625.14 : x - Step 2: Convert to fraction form
664,902.34/993,110.71 = 601,625.14/x - Step 3: Cross multiply
664,902.34x = 993,110.71 × 601,625.14 - Step 4: Simplify right side
664,902.34x = 597,480,369,939.25 - Step 5: Solve for x
x = 597,480,369,939.25/664,902.34 - Step 6: Final answer
x = 898,598.69
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.