Finding the Fourth Proportional to 202,435.10, 303,652.65 and 187,228.70
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Solution
The fourth proportional to 202,435.10, 303,652.65 and 187,228.70 is: 280,843.05
Step by Step Solution
- Step 1: Write the proportion equation
202,435.10 : 303,652.65 = 187,228.70 : x - Step 2: Convert to fraction form
202,435.10/303,652.65 = 187,228.70/x - Step 3: Cross multiply
202,435.10x = 303,652.65 × 187,228.70 - Step 4: Simplify right side
202,435.10x = 56,852,490,911.06 - Step 5: Solve for x
x = 56,852,490,911.06/202,435.10 - Step 6: Final answer
x = 280,843.05
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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.