Finding the Fourth Proportional to 556,363.20, 834,544.80 and 201,631.80
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Solution
The fourth proportional to 556,363.20, 834,544.80 and 201,631.80 is: 302,447.70
Step by Step Solution
- Step 1: Write the proportion equation
556,363.20 : 834,544.80 = 201,631.80 : x - Step 2: Convert to fraction form
556,363.20/834,544.80 = 201,631.80/x - Step 3: Cross multiply
556,363.20x = 834,544.80 × 201,631.80 - Step 4: Simplify right side
556,363.20x = 168,270,770,204.64 - Step 5: Solve for x
x = 168,270,770,204.64/556,363.20 - Step 6: Final answer
x = 302,447.70
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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.