Finding the Fourth Proportional to 519,224.64, 716,563.44 and 292,865.28
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Solution
The fourth proportional to 519,224.64, 716,563.44 and 292,865.28 is: 404,172.95
Step by Step Solution
- Step 1: Write the proportion equation
519,224.64 : 716,563.44 = 292,865.28 : x - Step 2: Convert to fraction form
519,224.64/716,563.44 = 292,865.28/x - Step 3: Cross multiply
519,224.64x = 716,563.44 × 292,865.28 - Step 4: Simplify right side
519,224.64x = 209,856,552,493.36 - Step 5: Solve for x
x = 209,856,552,493.36/519,224.64 - Step 6: Final answer
x = 404,172.95
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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.