Finding the Fourth Proportional to 495,687.10, 743,570.04 and 211,380.08
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Solution
The fourth proportional to 495,687.10, 743,570.04 and 211,380.08 is: 317,086.91
Step by Step Solution
- Step 1: Write the proportion equation
495,687.10 : 743,570.04 = 211,380.08 : x - Step 2: Convert to fraction form
495,687.10/743,570.04 = 211,380.08/x - Step 3: Cross multiply
495,687.10x = 743,570.04 × 211,380.08 - Step 4: Simplify right side
495,687.10x = 157,175,891,615.63 - Step 5: Solve for x
x = 157,175,891,615.63/495,687.10 - Step 6: Final answer
x = 317,086.91
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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.