Finding the Fourth Proportional to 671,142.29, 926,195.84 and 365,238.41
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Solution
The fourth proportional to 671,142.29, 926,195.84 and 365,238.41 is: 504,039.60
Step by Step Solution
- Step 1: Write the proportion equation
671,142.29 : 926,195.84 = 365,238.41 : x - Step 2: Convert to fraction form
671,142.29/926,195.84 = 365,238.41/x - Step 3: Cross multiply
671,142.29x = 926,195.84 × 365,238.41 - Step 4: Simplify right side
671,142.29x = 338,282,294,124.02 - Step 5: Solve for x
x = 338,282,294,124.02/671,142.29 - Step 6: Final answer
x = 504,039.60
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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.