Finding the Fourth Proportional to 611,984.97, 844,277.29 and 382,143.23
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Solution
The fourth proportional to 611,984.97, 844,277.29 and 382,143.23 is: 527,194.08
Step by Step Solution
- Step 1: Write the proportion equation
611,984.97 : 844,277.29 = 382,143.23 : x - Step 2: Convert to fraction form
611,984.97/844,277.29 = 382,143.23/x - Step 3: Cross multiply
611,984.97x = 844,277.29 × 382,143.23 - Step 4: Simplify right side
611,984.97x = 322,634,850,616.25 - Step 5: Solve for x
x = 322,634,850,616.25/611,984.97 - Step 6: Final answer
x = 527,194.08
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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.