Finding the Fourth Proportional to 948,071.99, 1,308,018.85 and 539,884.44
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Solution
The fourth proportional to 948,071.99, 1,308,018.85 and 539,884.44 is: 744,858.02
Step by Step Solution
- Step 1: Write the proportion equation
948,071.99 : 1,308,018.85 = 539,884.44 : x - Step 2: Convert to fraction form
948,071.99/1,308,018.85 = 539,884.44/x - Step 3: Cross multiply
948,071.99x = 1,308,018.85 × 539,884.44 - Step 4: Simplify right side
948,071.99x = 706,179,022,991.98 - Step 5: Solve for x
x = 706,179,022,991.98/948,071.99 - Step 6: Final answer
x = 744,858.02
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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.