Finding the Fourth Proportional to 516,744.19, 775,066.15 and 156,918.14
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Solution
The fourth proportional to 516,744.19, 775,066.15 and 156,918.14 is: 235,361.99
Step by Step Solution
- Step 1: Write the proportion equation
516,744.19 : 775,066.15 = 156,918.14 : x - Step 2: Convert to fraction form
516,744.19/775,066.15 = 156,918.14/x - Step 3: Cross multiply
516,744.19x = 775,066.15 × 156,918.14 - Step 4: Simplify right side
516,744.19x = 121,621,942,222.02 - Step 5: Solve for x
x = 121,621,942,222.02/516,744.19 - Step 6: Final answer
x = 235,361.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.