Finding the Fourth Proportional to 624,369.54, 861,626.77 and 337,889.68
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Solution
The fourth proportional to 624,369.54, 861,626.77 and 337,889.68 is: 466,286.03
Step by Step Solution
- Step 1: Write the proportion equation
624,369.54 : 861,626.77 = 337,889.68 : x - Step 2: Convert to fraction form
624,369.54/861,626.77 = 337,889.68/x - Step 3: Cross multiply
624,369.54x = 861,626.77 × 337,889.68 - Step 4: Simplify right side
624,369.54x = 291,134,793,594.73 - Step 5: Solve for x
x = 291,134,793,594.73/624,369.54 - Step 6: Final answer
x = 466,286.03
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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.