Finding the Fourth Proportional to 624,392.18, 861,661.18 and 337,912.26
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Solution
The fourth proportional to 624,392.18, 861,661.18 and 337,912.26 is: 466,318.90
Step by Step Solution
- Step 1: Write the proportion equation
624,392.18 : 861,661.18 = 337,912.26 : x - Step 2: Convert to fraction form
624,392.18/861,661.18 = 337,912.26/x - Step 3: Cross multiply
624,392.18x = 861,661.18 × 337,912.26 - Step 4: Simplify right side
624,392.18x = 291,165,876,688.07 - Step 5: Solve for x
x = 291,165,876,688.07/624,392.18 - Step 6: Final answer
x = 466,318.90
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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.