Finding the Fourth Proportional to 854,491.02, 1,282,506.94 and 455,464.14
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Solution
The fourth proportional to 854,491.02, 1,282,506.94 and 455,464.14 is: 683,606.86
Step by Step Solution
- Step 1: Write the proportion equation
854,491.02 : 1,282,506.94 = 455,464.14 : x - Step 2: Convert to fraction form
854,491.02/1,282,506.94 = 455,464.14/x - Step 3: Cross multiply
854,491.02x = 1,282,506.94 × 455,464.14 - Step 4: Simplify right side
854,491.02x = 584,135,920,471.13 - Step 5: Solve for x
x = 584,135,920,471.13/854,491.02 - Step 6: Final answer
x = 683,606.86
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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.