Finding the Fourth Proportional to 450,806.98, 622,121.28 and 246,854.65
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Solution
The fourth proportional to 450,806.98, 622,121.28 and 246,854.65 is: 340,663.60
Step by Step Solution
- Step 1: Write the proportion equation
450,806.98 : 622,121.28 = 246,854.65 : x - Step 2: Convert to fraction form
450,806.98/622,121.28 = 246,854.65/x - Step 3: Cross multiply
450,806.98x = 622,121.28 × 246,854.65 - Step 4: Simplify right side
450,806.98x = 153,573,530,831.95 - Step 5: Solve for x
x = 153,573,530,831.95/450,806.98 - Step 6: Final answer
x = 340,663.60
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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.