Finding the Fourth Proportional to 667,677.99, 1,001,518.26 and 162,239.40
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Solution
The fourth proportional to 667,677.99, 1,001,518.26 and 162,239.40 is: 243,359.41
Step by Step Solution
- Step 1: Write the proportion equation
667,677.99 : 1,001,518.26 = 162,239.40 : x - Step 2: Convert to fraction form
667,677.99/1,001,518.26 = 162,239.40/x - Step 3: Cross multiply
667,677.99x = 1,001,518.26 × 162,239.40 - Step 4: Simplify right side
667,677.99x = 162,485,721,591.44 - Step 5: Solve for x
x = 162,485,721,591.44/667,677.99 - Step 6: Final answer
x = 243,359.41
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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.