Finding the Fourth Proportional to 900,576.96, 1,350,865.17 and 339,480.24
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Solution
The fourth proportional to 900,576.96, 1,350,865.17 and 339,480.24 is: 509,220.26
Step by Step Solution
- Step 1: Write the proportion equation
900,576.96 : 1,350,865.17 = 339,480.24 : x - Step 2: Convert to fraction form
900,576.96/1,350,865.17 = 339,480.24/x - Step 3: Cross multiply
900,576.96x = 1,350,865.17 × 339,480.24 - Step 4: Simplify right side
900,576.96x = 458,592,032,119.24 - Step 5: Solve for x
x = 458,592,032,119.24/900,576.96 - Step 6: Final answer
x = 509,220.26
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.