Finding the Fourth Proportional to 659,675.68, 909,883.12 and 605,403.12
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Solution
The fourth proportional to 659,675.68, 909,883.12 and 605,403.12 is: 835,025.60
Step by Step Solution
- Step 1: Write the proportion equation
659,675.68 : 909,883.12 = 605,403.12 : x - Step 2: Convert to fraction form
659,675.68/909,883.12 = 605,403.12/x - Step 3: Cross multiply
659,675.68x = 909,883.12 × 605,403.12 - Step 4: Simplify right side
659,675.68x = 550,846,079,683.33 - Step 5: Solve for x
x = 550,846,079,683.33/659,675.68 - Step 6: Final answer
x = 835,025.60
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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.