Finding the Fourth Proportional to 339,508.74, 468,314.46 and 201,594.18
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Solution
The fourth proportional to 339,508.74, 468,314.46 and 201,594.18 is: 278,076.70
Step by Step Solution
- Step 1: Write the proportion equation
339,508.74 : 468,314.46 = 201,594.18 : x - Step 2: Convert to fraction form
339,508.74/468,314.46 = 201,594.18/x - Step 3: Cross multiply
339,508.74x = 468,314.46 × 201,594.18 - Step 4: Simplify right side
339,508.74x = 94,409,469,545.84 - Step 5: Solve for x
x = 94,409,469,545.84/339,508.74 - Step 6: Final answer
x = 278,076.70
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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.