Finding the Fourth Proportional to 874,872.48, 1,207,324.01 and 472,464.48
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Solution
The fourth proportional to 874,872.48, 1,207,324.01 and 472,464.48 is: 652,000.98
Step by Step Solution
- Step 1: Write the proportion equation
874,872.48 : 1,207,324.01 = 472,464.48 : x - Step 2: Convert to fraction form
874,872.48/1,207,324.01 = 472,464.48/x - Step 3: Cross multiply
874,872.48x = 1,207,324.01 × 472,464.48 - Step 4: Simplify right side
874,872.48x = 570,417,710,576.17 - Step 5: Solve for x
x = 570,417,710,576.17/874,872.48 - Step 6: Final answer
x = 652,000.98
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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.