Finding the Fourth Proportional to 377,963.01, 521,588.97 and 208,197.12
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Solution
The fourth proportional to 377,963.01, 521,588.97 and 208,197.12 is: 287,312.03
Step by Step Solution
- Step 1: Write the proportion equation
377,963.01 : 521,588.97 = 208,197.12 : x - Step 2: Convert to fraction form
377,963.01/521,588.97 = 208,197.12/x - Step 3: Cross multiply
377,963.01x = 521,588.97 × 208,197.12 - Step 4: Simplify right side
377,963.01x = 108,593,321,377.77 - Step 5: Solve for x
x = 108,593,321,377.77/377,963.01 - Step 6: Final answer
x = 287,312.03
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.