Finding the Fourth Proportional to 371,259.08, 512,337.42 and 201,493.20
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Solution
The fourth proportional to 371,259.08, 512,337.42 and 201,493.20 is: 278,060.56
Step by Step Solution
- Step 1: Write the proportion equation
371,259.08 : 512,337.42 = 201,493.20 : x - Step 2: Convert to fraction form
371,259.08/512,337.42 = 201,493.20/x - Step 3: Cross multiply
371,259.08x = 512,337.42 × 201,493.20 - Step 4: Simplify right side
371,259.08x = 103,232,508,156.81 - Step 5: Solve for x
x = 103,232,508,156.81/371,259.08 - Step 6: Final answer
x = 278,060.56
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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.