Finding the Fourth Proportional to 455,314.36, 682,852.56 and 135,380.08
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Solution
The fourth proportional to 455,314.36, 682,852.56 and 135,380.08 is: 203,034.74
Step by Step Solution
- Step 1: Write the proportion equation
455,314.36 : 682,852.56 = 135,380.08 : x - Step 2: Convert to fraction form
455,314.36/682,852.56 = 135,380.08/x - Step 3: Cross multiply
455,314.36x = 682,852.56 × 135,380.08 - Step 4: Simplify right side
455,314.36x = 92,444,634,201.00 - Step 5: Solve for x
x = 92,444,634,201.00/455,314.36 - Step 6: Final answer
x = 203,034.74
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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.