Finding the Fourth Proportional to 535,822.97, 739,445.24 and 294,128.02
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Solution
The fourth proportional to 535,822.97, 739,445.24 and 294,128.02 is: 405,901.90
Step by Step Solution
- Step 1: Write the proportion equation
535,822.97 : 739,445.24 = 294,128.02 : x - Step 2: Convert to fraction form
535,822.97/739,445.24 = 294,128.02/x - Step 3: Cross multiply
535,822.97x = 739,445.24 × 294,128.02 - Step 4: Simplify right side
535,822.97x = 217,491,559,171.76 - Step 5: Solve for x
x = 217,491,559,171.76/535,822.97 - Step 6: Final answer
x = 405,901.90
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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.