Finding the Fourth Proportional to 644,703.00, 966,998.79 and 218,229.68
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Solution
The fourth proportional to 644,703.00, 966,998.79 and 218,229.68 is: 327,325.67
Step by Step Solution
- Step 1: Write the proportion equation
644,703.00 : 966,998.79 = 218,229.68 : x - Step 2: Convert to fraction form
644,703.00/966,998.79 = 218,229.68/x - Step 3: Cross multiply
644,703.00x = 966,998.79 × 218,229.68 - Step 4: Simplify right side
644,703.00x = 211,027,838,480.40 - Step 5: Solve for x
x = 211,027,838,480.40/644,703.00 - Step 6: Final answer
x = 327,325.67
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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.