Finding the Fourth Proportional to 938,273.99, 1,294,820.39 and 508,553.69
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Solution
The fourth proportional to 938,273.99, 1,294,820.39 and 508,553.69 is: 701,805.33
Step by Step Solution
- Step 1: Write the proportion equation
938,273.99 : 1,294,820.39 = 508,553.69 : x - Step 2: Convert to fraction form
938,273.99/1,294,820.39 = 508,553.69/x - Step 3: Cross multiply
938,273.99x = 1,294,820.39 × 508,553.69 - Step 4: Simplify right side
938,273.99x = 658,485,682,019.02 - Step 5: Solve for x
x = 658,485,682,019.02/938,273.99 - Step 6: Final answer
x = 701,805.33
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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.