Finding the Fourth Proportional to 371,566.60, 512,759.02 and 201,800.74
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Solution
The fourth proportional to 371,566.60, 512,759.02 and 201,800.74 is: 278,483.45
Step by Step Solution
- Step 1: Write the proportion equation
371,566.60 : 512,759.02 = 201,800.74 : x - Step 2: Convert to fraction form
371,566.60/512,759.02 = 201,800.74/x - Step 3: Cross multiply
371,566.60x = 512,759.02 × 201,800.74 - Step 4: Simplify right side
371,566.60x = 103,475,149,677.68 - Step 5: Solve for x
x = 103,475,149,677.68/371,566.60 - Step 6: Final answer
x = 278,483.45
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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.