Finding the Fourth Proportional to 371,283.87, 512,372.21 and 201,518.04
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Solution
The fourth proportional to 371,283.87, 512,372.21 and 201,518.04 is: 278,095.15
Step by Step Solution
- Step 1: Write the proportion equation
371,283.87 : 512,372.21 = 201,518.04 : x - Step 2: Convert to fraction form
371,283.87/512,372.21 = 201,518.04/x - Step 3: Cross multiply
371,283.87x = 512,372.21 × 201,518.04 - Step 4: Simplify right side
371,283.87x = 103,252,242,502.08 - Step 5: Solve for x
x = 103,252,242,502.08/371,283.87 - Step 6: Final answer
x = 278,095.15
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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.