Finding the Fourth Proportional to 664,368.20, 996,552.30 and 365,769.80
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Solution
The fourth proportional to 664,368.20, 996,552.30 and 365,769.80 is: 548,654.70
Step by Step Solution
- Step 1: Write the proportion equation
664,368.20 : 996,552.30 = 365,769.80 : x - Step 2: Convert to fraction form
664,368.20/996,552.30 = 365,769.80/x - Step 3: Cross multiply
664,368.20x = 996,552.30 × 365,769.80 - Step 4: Simplify right side
664,368.20x = 364,508,735,460.54 - Step 5: Solve for x
x = 364,508,735,460.54/664,368.20 - Step 6: Final answer
x = 548,654.70
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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.