Finding the Fourth Proportional to 371,219.02, 512,282.58 and 201,453.14
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Solution
The fourth proportional to 371,219.02, 512,282.58 and 201,453.14 is: 278,005.51
Step by Step Solution
- Step 1: Write the proportion equation
371,219.02 : 512,282.58 = 201,453.14 : x - Step 2: Convert to fraction form
371,219.02/512,282.58 = 201,453.14/x - Step 3: Cross multiply
371,219.02x = 512,282.58 × 201,453.14 - Step 4: Simplify right side
371,219.02x = 103,200,934,308.30 - Step 5: Solve for x
x = 103,200,934,308.30/371,219.02 - Step 6: Final answer
x = 278,005.51
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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.