Finding the Fourth Proportional to 454,324.23, 680,733.05 and 276,292.71
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Solution
The fourth proportional to 454,324.23, 680,733.05 and 276,292.71 is: 413,980.95
Step by Step Solution
- Step 1: Write the proportion equation
454,324.23 : 680,733.05 = 276,292.71 : x - Step 2: Convert to fraction form
454,324.23/680,733.05 = 276,292.71/x - Step 3: Cross multiply
454,324.23x = 680,733.05 × 276,292.71 - Step 4: Simplify right side
454,324.23x = 188,081,577,789.60 - Step 5: Solve for x
x = 188,081,577,789.60/454,324.23 - Step 6: Final answer
x = 413,980.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.