Finding the Fourth Proportional to 444,777.21, 613,789.92 and 240,823.91
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Solution
The fourth proportional to 444,777.21, 613,789.92 and 240,823.91 is: 332,335.58
Step by Step Solution
- Step 1: Write the proportion equation
444,777.21 : 613,789.92 = 240,823.91 : x - Step 2: Convert to fraction form
444,777.21/613,789.92 = 240,823.91/x - Step 3: Cross multiply
444,777.21x = 613,789.92 × 240,823.91 - Step 4: Simplify right side
444,777.21x = 147,815,289,987.46 - Step 5: Solve for x
x = 147,815,289,987.46/444,777.21 - Step 6: Final answer
x = 332,335.58
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1.5x scale
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.