Finding the Fourth Proportional to 371,241.16, 512,314.50 and 201,475.48
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Solution
The fourth proportional to 371,241.16, 512,314.50 and 201,475.48 is: 278,037.08
Step by Step Solution
- Step 1: Write the proportion equation
371,241.16 : 512,314.50 = 201,475.48 : x - Step 2: Convert to fraction form
371,241.16/512,314.50 = 201,475.48/x - Step 3: Cross multiply
371,241.16x = 512,314.50 × 201,475.48 - Step 4: Simplify right side
371,241.16x = 103,218,809,798.46 - Step 5: Solve for x
x = 103,218,809,798.46/371,241.16 - Step 6: Final answer
x = 278,037.08
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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.