Finding the Fourth Proportional to 681,735.26, 942,495.28 and 511,674.14
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Solution
The fourth proportional to 681,735.26, 942,495.28 and 511,674.14 is: 707,386.71
Step by Step Solution
- Step 1: Write the proportion equation
681,735.26 : 942,495.28 = 511,674.14 : x - Step 2: Convert to fraction form
681,735.26/942,495.28 = 511,674.14/x - Step 3: Cross multiply
681,735.26x = 942,495.28 × 511,674.14 - Step 4: Simplify right side
681,735.26x = 482,250,461,848.06 - Step 5: Solve for x
x = 482,250,461,848.06/681,735.26 - Step 6: Final answer
x = 707,386.71
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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.