Finding the Fourth Proportional to 371,277.54, 512,349.30 and 201,508.02
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Solution
The fourth proportional to 371,277.54, 512,349.30 and 201,508.02 is: 278,073.63
Step by Step Solution
- Step 1: Write the proportion equation
371,277.54 : 512,349.30 = 201,508.02 : x - Step 2: Convert to fraction form
371,277.54/512,349.30 = 201,508.02/x - Step 3: Cross multiply
371,277.54x = 512,349.30 × 201,508.02 - Step 4: Simplify right side
371,277.54x = 103,242,492,991.39 - Step 5: Solve for x
x = 103,242,492,991.39/371,277.54 - Step 6: Final answer
x = 278,073.63
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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.