Finding the Fourth Proportional to 455,255.37, 682,753.91 and 135,394.34
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Solution
The fourth proportional to 455,255.37, 682,753.91 and 135,394.34 is: 203,053.09
Step by Step Solution
- Step 1: Write the proportion equation
455,255.37 : 682,753.91 = 135,394.34 : x - Step 2: Convert to fraction form
455,255.37/682,753.91 = 135,394.34/x - Step 3: Cross multiply
455,255.37x = 682,753.91 × 135,394.34 - Step 4: Simplify right side
455,255.37x = 92,441,010,936.13 - Step 5: Solve for x
x = 92,441,010,936.13/455,255.37 - Step 6: Final answer
x = 203,053.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.