Finding the Fourth Proportional to 377,593.28, 521,067.84 and 207,823.76
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Solution
The fourth proportional to 377,593.28, 521,067.84 and 207,823.76 is: 286,790.80
Step by Step Solution
- Step 1: Write the proportion equation
377,593.28 : 521,067.84 = 207,823.76 : x - Step 2: Convert to fraction form
377,593.28/521,067.84 = 207,823.76/x - Step 3: Cross multiply
377,593.28x = 521,067.84 × 207,823.76 - Step 4: Simplify right side
377,593.28x = 108,290,277,723.88 - Step 5: Solve for x
x = 108,290,277,723.88/377,593.28 - Step 6: Final answer
x = 286,790.80
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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.