Finding the Fourth Proportional to 843,133.44, 1,163,515.68 and 461,167.68
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Solution
The fourth proportional to 843,133.44, 1,163,515.68 and 461,167.68 is: 636,406.77
Step by Step Solution
- Step 1: Write the proportion equation
843,133.44 : 1,163,515.68 = 461,167.68 : x - Step 2: Convert to fraction form
843,133.44/1,163,515.68 = 461,167.68/x - Step 3: Cross multiply
843,133.44x = 1,163,515.68 × 461,167.68 - Step 4: Simplify right side
843,133.44x = 536,575,826,789.22 - Step 5: Solve for x
x = 536,575,826,789.22/843,133.44 - Step 6: Final answer
x = 636,406.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.