Finding the Fourth Proportional to 797,653.44, 1,100,765.16 and 435,085.09
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Solution
The fourth proportional to 797,653.44, 1,100,765.16 and 435,085.09 is: 600,419.28
Step by Step Solution
- Step 1: Write the proportion equation
797,653.44 : 1,100,765.16 = 435,085.09 : x - Step 2: Convert to fraction form
797,653.44/1,100,765.16 = 435,085.09/x - Step 3: Cross multiply
797,653.44x = 1,100,765.16 × 435,085.09 - Step 4: Simplify right side
797,653.44x = 478,926,505,955.55 - Step 5: Solve for x
x = 478,926,505,955.55/797,653.44 - Step 6: Final answer
x = 600,419.28
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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.