Finding the Fourth Proportional to 876,118.08, 1,314,173.28 and 343,262.80
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Solution
The fourth proportional to 876,118.08, 1,314,173.28 and 343,262.80 is: 514,892.70
Step by Step Solution
- Step 1: Write the proportion equation
876,118.08 : 1,314,173.28 = 343,262.80 : x - Step 2: Convert to fraction form
876,118.08/1,314,173.28 = 343,262.80/x - Step 3: Cross multiply
876,118.08x = 1,314,173.28 × 343,262.80 - Step 4: Simplify right side
876,118.08x = 451,106,799,777.98 - Step 5: Solve for x
x = 451,106,799,777.98/876,118.08 - Step 6: Final answer
x = 514,892.70
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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.