Finding the Fourth Proportional to 371,259.28, 512,337.68 and 201,493.40
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Solution
The fourth proportional to 371,259.28, 512,337.68 and 201,493.40 is: 278,060.83
Step by Step Solution
- Step 1: Write the proportion equation
371,259.28 : 512,337.68 = 201,493.40 : x - Step 2: Convert to fraction form
371,259.28/512,337.68 = 201,493.40/x - Step 3: Cross multiply
371,259.28x = 512,337.68 × 201,493.40 - Step 4: Simplify right side
371,259.28x = 103,232,662,120.29 - Step 5: Solve for x
x = 103,232,662,120.29/371,259.28 - Step 6: Final answer
x = 278,060.83
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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.