Finding the Fourth Proportional to 403,857.58, 605,792.68 and 119,576.96
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Solution
The fourth proportional to 403,857.58, 605,792.68 and 119,576.96 is: 179,367.32
Step by Step Solution
- Step 1: Write the proportion equation
403,857.58 : 605,792.68 = 119,576.96 : x - Step 2: Convert to fraction form
403,857.58/605,792.68 = 119,576.96/x - Step 3: Cross multiply
403,857.58x = 605,792.68 × 119,576.96 - Step 4: Simplify right side
403,857.58x = 72,438,849,404.93 - Step 5: Solve for x
x = 72,438,849,404.93/403,857.58 - Step 6: Final answer
x = 179,367.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.