Finding the Fourth Proportional to 441,420.18, 662,136.30 and 125,877.03
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Solution
The fourth proportional to 441,420.18, 662,136.30 and 125,877.03 is: 188,817.26
Step by Step Solution
- Step 1: Write the proportion equation
441,420.18 : 662,136.30 = 125,877.03 : x - Step 2: Convert to fraction form
441,420.18/662,136.30 = 125,877.03/x - Step 3: Cross multiply
441,420.18x = 662,136.30 × 125,877.03 - Step 4: Simplify right side
441,420.18x = 83,347,750,899.19 - Step 5: Solve for x
x = 83,347,750,899.19/441,420.18 - Step 6: Final answer
x = 188,817.26
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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.