Finding the Fourth Proportional to 614,781.36, 922,119.96 and 347,701.68
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Solution
The fourth proportional to 614,781.36, 922,119.96 and 347,701.68 is: 521,523.07
Step by Step Solution
- Step 1: Write the proportion equation
614,781.36 : 922,119.96 = 347,701.68 : x - Step 2: Convert to fraction form
614,781.36/922,119.96 = 347,701.68/x - Step 3: Cross multiply
614,781.36x = 922,119.96 × 347,701.68 - Step 4: Simplify right side
614,781.36x = 320,622,659,253.53 - Step 5: Solve for x
x = 320,622,659,253.53/614,781.36 - Step 6: Final answer
x = 521,523.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.