Finding the Fourth Proportional to 476,229.57, 657,175.71 and 261,370.05
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Solution
The fourth proportional to 476,229.57, 657,175.71 and 261,370.05 is: 360,679.09
Step by Step Solution
- Step 1: Write the proportion equation
476,229.57 : 657,175.71 = 261,370.05 : x - Step 2: Convert to fraction form
476,229.57/657,175.71 = 261,370.05/x - Step 3: Cross multiply
476,229.57x = 657,175.71 × 261,370.05 - Step 4: Simplify right side
476,229.57x = 171,766,048,181.49 - Step 5: Solve for x
x = 171,766,048,181.49/476,229.57 - Step 6: Final answer
x = 360,679.09
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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.