Finding the Fourth Proportional to 804,576.88, 1,109,823.60 and 477,667.99
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Solution
The fourth proportional to 804,576.88, 1,109,823.60 and 477,667.99 is: 658,889.44
Step by Step Solution
- Step 1: Write the proportion equation
804,576.88 : 1,109,823.60 = 477,667.99 : x - Step 2: Convert to fraction form
804,576.88/1,109,823.60 = 477,667.99/x - Step 3: Cross multiply
804,576.88x = 1,109,823.60 × 477,667.99 - Step 4: Simplify right side
804,576.88x = 530,127,208,266.56 - Step 5: Solve for x
x = 530,127,208,266.56/804,576.88 - Step 6: Final answer
x = 658,889.44
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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.