Finding the Fourth Proportional to 444,635.33, 612,302.90 and 386,465.99
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Solution
The fourth proportional to 444,635.33, 612,302.90 and 386,465.99 is: 532,198.47
Step by Step Solution
- Step 1: Write the proportion equation
444,635.33 : 612,302.90 = 386,465.99 : x - Step 2: Convert to fraction form
444,635.33/612,302.90 = 386,465.99/x - Step 3: Cross multiply
444,635.33x = 612,302.90 × 386,465.99 - Step 4: Simplify right side
444,635.33x = 236,634,241,434.53 - Step 5: Solve for x
x = 236,634,241,434.53/444,635.33 - Step 6: Final answer
x = 532,198.47
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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.