Finding the Fourth Proportional to 948,764.36, 1,308,515.36 and 676,745.30
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Solution
The fourth proportional to 948,764.36, 1,308,515.36 and 676,745.30 is: 933,352.53
Step by Step Solution
- Step 1: Write the proportion equation
948,764.36 : 1,308,515.36 = 676,745.30 : x - Step 2: Convert to fraction form
948,764.36/1,308,515.36 = 676,745.30/x - Step 3: Cross multiply
948,764.36x = 1,308,515.36 × 676,745.30 - Step 4: Simplify right side
948,764.36x = 885,531,619,857.81 - Step 5: Solve for x
x = 885,531,619,857.81/948,764.36 - Step 6: Final answer
x = 933,352.53
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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.