Finding the Fourth Proportional to 450,866.79, 676,403.87 and 135,329.67
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Solution
The fourth proportional to 450,866.79, 676,403.87 and 135,329.67 is: 203,025.63
Step by Step Solution
- Step 1: Write the proportion equation
450,866.79 : 676,403.87 = 135,329.67 : x - Step 2: Convert to fraction form
450,866.79/676,403.87 = 135,329.67/x - Step 3: Cross multiply
450,866.79x = 676,403.87 × 135,329.67 - Step 4: Simplify right side
450,866.79x = 91,537,511,837.17 - Step 5: Solve for x
x = 91,537,511,837.17/450,866.79 - Step 6: Final answer
x = 203,025.63
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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.