Finding the Fourth Proportional to 341,639.10, 512,847.45 and 201,476.70
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Solution
The fourth proportional to 341,639.10, 512,847.45 and 201,476.70 is: 302,444.34
Step by Step Solution
- Step 1: Write the proportion equation
341,639.10 : 512,847.45 = 201,476.70 : x - Step 2: Convert to fraction form
341,639.10/512,847.45 = 201,476.70/x - Step 3: Cross multiply
341,639.10x = 512,847.45 × 201,476.70 - Step 4: Simplify right side
341,639.10x = 103,326,811,829.42 - Step 5: Solve for x
x = 103,326,811,829.42/341,639.10 - Step 6: Final answer
x = 302,444.34
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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.