Finding the Fourth Proportional to 886.36, 1,327.36 and 680.08
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Solution
The fourth proportional to 886.36, 1,327.36 and 680.08 is: 1,018.45
Step by Step Solution
- Step 1: Write the proportion equation
886.36 : 1,327.36 = 680.08 : x - Step 2: Convert to fraction form
886.36/1,327.36 = 680.08/x - Step 3: Cross multiply
886.36x = 1,327.36 × 680.08 - Step 4: Simplify right side
886.36x = 902,710.99 - Step 5: Solve for x
x = 902,710.99/886.36 - Step 6: Final answer
x = 1,018.45
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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.