Finding the Fourth Proportional to 277,971.56, 416,987.99 and 88,387.58
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Solution
The fourth proportional to 277,971.56, 416,987.99 and 88,387.58 is: 132,591.12
Step by Step Solution
- Step 1: Write the proportion equation
277,971.56 : 416,987.99 = 88,387.58 : x - Step 2: Convert to fraction form
277,971.56/416,987.99 = 88,387.58/x - Step 3: Cross multiply
277,971.56x = 416,987.99 × 88,387.58 - Step 4: Simplify right side
277,971.56x = 36,856,560,588.60 - Step 5: Solve for x
x = 36,856,560,588.60/277,971.56 - Step 6: Final answer
x = 132,591.12
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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.