Finding the Fourth Proportional to 946,380.90, 1,305,956.24 and 516,577.99
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Solution
The fourth proportional to 946,380.90, 1,305,956.24 and 516,577.99 is: 712,850.66
Step by Step Solution
- Step 1: Write the proportion equation
946,380.90 : 1,305,956.24 = 516,577.99 : x - Step 2: Convert to fraction form
946,380.90/1,305,956.24 = 516,577.99/x - Step 3: Cross multiply
946,380.90x = 1,305,956.24 × 516,577.99 - Step 4: Simplify right side
946,380.90x = 674,628,249,487.16 - Step 5: Solve for x
x = 674,628,249,487.16/946,380.90 - Step 6: Final answer
x = 712,850.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.