Finding the Fourth Proportional to 301,788.11, 452,894.87 and 141,871.33
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Solution
The fourth proportional to 301,788.11, 452,894.87 and 141,871.33 is: 212,906.99
Step by Step Solution
- Step 1: Write the proportion equation
301,788.11 : 452,894.87 = 141,871.33 : x - Step 2: Convert to fraction form
301,788.11/452,894.87 = 141,871.33/x - Step 3: Cross multiply
301,788.11x = 452,894.87 × 141,871.33 - Step 4: Simplify right side
301,788.11x = 64,252,797,557.08 - Step 5: Solve for x
x = 64,252,797,557.08/301,788.11 - Step 6: Final answer
x = 212,906.99
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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.