Finding the Fourth Proportional to 536,207.20, 804,132.19 and 216,276.44
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Solution
The fourth proportional to 536,207.20, 804,132.19 and 216,276.44 is: 324,342.61
Step by Step Solution
- Step 1: Write the proportion equation
536,207.20 : 804,132.19 = 216,276.44 : x - Step 2: Convert to fraction form
536,207.20/804,132.19 = 216,276.44/x - Step 3: Cross multiply
536,207.20x = 804,132.19 × 216,276.44 - Step 4: Simplify right side
536,207.20x = 173,914,843,592.29 - Step 5: Solve for x
x = 173,914,843,592.29/536,207.20 - Step 6: Final answer
x = 324,342.61
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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.