Finding the Fourth Proportional to 503,250.41, 694,504.68 and 288,431.93
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Solution
The fourth proportional to 503,250.41, 694,504.68 and 288,431.93 is: 398,047.02
Step by Step Solution
- Step 1: Write the proportion equation
503,250.41 : 694,504.68 = 288,431.93 : x - Step 2: Convert to fraction form
503,250.41/694,504.68 = 288,431.93/x - Step 3: Cross multiply
503,250.41x = 694,504.68 × 288,431.93 - Step 4: Simplify right side
503,250.41x = 200,317,328,064.31 - Step 5: Solve for x
x = 200,317,328,064.31/503,250.41 - Step 6: Final answer
x = 398,047.02
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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.