Finding the Fourth Proportional to 371,292.34, 512,384.74 and 201,526.44
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Solution
The fourth proportional to 371,292.34, 512,384.74 and 201,526.44 is: 278,107.20
Step by Step Solution
- Step 1: Write the proportion equation
371,292.34 : 512,384.74 = 201,526.44 : x - Step 2: Convert to fraction form
371,292.34/512,384.74 = 201,526.44/x - Step 3: Cross multiply
371,292.34x = 512,384.74 × 201,526.44 - Step 4: Simplify right side
371,292.34x = 103,259,072,562.53 - Step 5: Solve for x
x = 103,259,072,562.53/371,292.34 - Step 6: Final answer
x = 278,107.20
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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.