Finding the Fourth Proportional to 371,393.73, 512,528.99 and 201,627.86
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Solution
The fourth proportional to 371,393.73, 512,528.99 and 201,627.86 is: 278,249.50
Step by Step Solution
- Step 1: Write the proportion equation
371,393.73 : 512,528.99 = 201,627.86 : x - Step 2: Convert to fraction form
371,393.73/512,528.99 = 201,627.86/x - Step 3: Cross multiply
371,393.73x = 512,528.99 × 201,627.86 - Step 4: Simplify right side
371,393.73x = 103,340,119,870.88 - Step 5: Solve for x
x = 103,340,119,870.88/371,393.73 - Step 6: Final answer
x = 278,249.50
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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.