Finding the Fourth Proportional to 466,749.81, 644,122.98 and 275,762.79
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Solution
The fourth proportional to 466,749.81, 644,122.98 and 275,762.79 is: 380,557.52
Step by Step Solution
- Step 1: Write the proportion equation
466,749.81 : 644,122.98 = 275,762.79 : x - Step 2: Convert to fraction form
466,749.81/644,122.98 = 275,762.79/x - Step 3: Cross multiply
466,749.81x = 644,122.98 × 275,762.79 - Step 4: Simplify right side
466,749.81x = 177,625,150,067.91 - Step 5: Solve for x
x = 177,625,150,067.91/466,749.81 - Step 6: Final answer
x = 380,557.52
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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.