Finding the Fourth Proportional to 261,249.26, 360,557.33 and 153,829.26
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Solution
The fourth proportional to 261,249.26, 360,557.33 and 153,829.26 is: 212,304.02
Step by Step Solution
- Step 1: Write the proportion equation
261,249.26 : 360,557.33 = 153,829.26 : x - Step 2: Convert to fraction form
261,249.26/360,557.33 = 153,829.26/x - Step 3: Cross multiply
261,249.26x = 360,557.33 × 153,829.26 - Step 4: Simplify right side
261,249.26x = 55,464,266,492.33 - Step 5: Solve for x
x = 55,464,266,492.33/261,249.26 - Step 6: Final answer
x = 212,304.02
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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.