Finding the Fourth Proportional to 293,603.24, 405,203.83 and 166,284.20
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Solution
The fourth proportional to 293,603.24, 405,203.83 and 166,284.20 is: 229,489.95
Step by Step Solution
- Step 1: Write the proportion equation
293,603.24 : 405,203.83 = 166,284.20 : x - Step 2: Convert to fraction form
293,603.24/405,203.83 = 166,284.20/x - Step 3: Cross multiply
293,603.24x = 405,203.83 × 166,284.20 - Step 4: Simplify right side
293,603.24x = 67,378,992,266.76 - Step 5: Solve for x
x = 67,378,992,266.76/293,603.24 - Step 6: Final answer
x = 229,489.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.