Finding the Fourth Proportional to 349,862.11, 482,958.70 and 235,207.26
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Solution
The fourth proportional to 349,862.11, 482,958.70 and 235,207.26 is: 324,686.18
Step by Step Solution
- Step 1: Write the proportion equation
349,862.11 : 482,958.70 = 235,207.26 : x - Step 2: Convert to fraction form
349,862.11/482,958.70 = 235,207.26/x - Step 3: Cross multiply
349,862.11x = 482,958.70 × 235,207.26 - Step 4: Simplify right side
349,862.11x = 113,595,391,932.14 - Step 5: Solve for x
x = 113,595,391,932.14/349,862.11 - Step 6: Final answer
x = 324,686.18
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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.