Finding the Fourth Proportional to 843,164.03, 1,163,584.81 and 461,190.81
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Solution
The fourth proportional to 843,164.03, 1,163,584.81 and 461,190.81 is: 636,453.41
Step by Step Solution
- Step 1: Write the proportion equation
843,164.03 : 1,163,584.81 = 461,190.81 : x - Step 2: Convert to fraction form
843,164.03/1,163,584.81 = 461,190.81/x - Step 3: Cross multiply
843,164.03x = 1,163,584.81 × 461,190.81 - Step 4: Simplify right side
843,164.03x = 536,634,625,967.53 - Step 5: Solve for x
x = 536,634,625,967.53/843,164.03 - Step 6: Final answer
x = 636,453.41
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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.