Finding the Fourth Proportional to 467,040.18, 644,291.73 and 448,933.62
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Solution
The fourth proportional to 467,040.18, 644,291.73 and 448,933.62 is: 619,313.35
Step by Step Solution
- Step 1: Write the proportion equation
467,040.18 : 644,291.73 = 448,933.62 : x - Step 2: Convert to fraction form
467,040.18/644,291.73 = 448,933.62/x - Step 3: Cross multiply
467,040.18x = 644,291.73 × 448,933.62 - Step 4: Simplify right side
467,040.18x = 289,244,218,684.96 - Step 5: Solve for x
x = 289,244,218,684.96/467,040.18 - Step 6: Final answer
x = 619,313.35
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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.