Finding the Fourth Proportional to 866,305.20, 1,195,817.73 and 522,153.42
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Solution
The fourth proportional to 866,305.20, 1,195,817.73 and 522,153.42 is: 720,762.52
Step by Step Solution
- Step 1: Write the proportion equation
866,305.20 : 1,195,817.73 = 522,153.42 : x - Step 2: Convert to fraction form
866,305.20/1,195,817.73 = 522,153.42/x - Step 3: Cross multiply
866,305.20x = 1,195,817.73 × 522,153.42 - Step 4: Simplify right side
866,305.20x = 624,400,317,416.14 - Step 5: Solve for x
x = 624,400,317,416.14/866,305.20 - Step 6: Final answer
x = 720,762.52
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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.