Finding the Fourth Proportional to 556,004.20, 834,006.30 and 201,029.80
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Solution
The fourth proportional to 556,004.20, 834,006.30 and 201,029.80 is: 301,544.70
Step by Step Solution
- Step 1: Write the proportion equation
556,004.20 : 834,006.30 = 201,029.80 : x - Step 2: Convert to fraction form
556,004.20/834,006.30 = 201,029.80/x - Step 3: Cross multiply
556,004.20x = 834,006.30 × 201,029.80 - Step 4: Simplify right side
556,004.20x = 167,660,119,687.74 - Step 5: Solve for x
x = 167,660,119,687.74/556,004.20 - Step 6: Final answer
x = 301,544.70
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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.