Finding the Fourth Proportional to 880.00, 1,214.26 and 506.99
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Solution
The fourth proportional to 880.00, 1,214.26 and 506.99 is: 699.57
Step by Step Solution
- Step 1: Write the proportion equation
880.00 : 1,214.26 = 506.99 : x - Step 2: Convert to fraction form
880.00/1,214.26 = 506.99/x - Step 3: Cross multiply
880.00x = 1,214.26 × 506.99 - Step 4: Simplify right side
880.00x = 615,619.45 - Step 5: Solve for x
x = 615,619.45/880.00 - Step 6: Final answer
x = 699.57
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.