Finding the Fourth Proportional to 436,845.06, 603,032.18 and 293,688.15
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Solution
The fourth proportional to 436,845.06, 603,032.18 and 293,688.15 is: 405,414.69
Step by Step Solution
- Step 1: Write the proportion equation
436,845.06 : 603,032.18 = 293,688.15 : x - Step 2: Convert to fraction form
436,845.06/603,032.18 = 293,688.15/x - Step 3: Cross multiply
436,845.06x = 603,032.18 × 293,688.15 - Step 4: Simplify right side
436,845.06x = 177,103,403,866.23 - Step 5: Solve for x
x = 177,103,403,866.23/436,845.06 - Step 6: Final answer
x = 405,414.69
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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.