Finding the Fourth Proportional to 418,268.24, 577,163.32 and 236,941.33
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Solution
The fourth proportional to 418,268.24, 577,163.32 and 236,941.33 is: 326,952.50
Step by Step Solution
- Step 1: Write the proportion equation
418,268.24 : 577,163.32 = 236,941.33 : x - Step 2: Convert to fraction form
418,268.24/577,163.32 = 236,941.33/x - Step 3: Cross multiply
418,268.24x = 577,163.32 × 236,941.33 - Step 4: Simplify right side
418,268.24x = 136,753,844,668.02 - Step 5: Solve for x
x = 136,753,844,668.02/418,268.24 - Step 6: Final answer
x = 326,952.50
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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.