Finding the Fourth Proportional to 403,451.99, 605,221.82 and 150,853.49
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Solution
The fourth proportional to 403,451.99, 605,221.82 and 150,853.49 is: 226,296.63
Step by Step Solution
- Step 1: Write the proportion equation
403,451.99 : 605,221.82 = 150,853.49 : x - Step 2: Convert to fraction form
403,451.99/605,221.82 = 150,853.49/x - Step 3: Cross multiply
403,451.99x = 605,221.82 × 150,853.49 - Step 4: Simplify right side
403,451.99x = 91,299,823,771.15 - Step 5: Solve for x
x = 91,299,823,771.15/403,451.99 - Step 6: Final answer
x = 226,296.63
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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.