Finding the Fourth Proportional to 608,755.43, 840,107.28 and 336,818.92
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Solution
The fourth proportional to 608,755.43, 840,107.28 and 336,818.92 is: 464,823.82
Step by Step Solution
- Step 1: Write the proportion equation
608,755.43 : 840,107.28 = 336,818.92 : x - Step 2: Convert to fraction form
608,755.43/840,107.28 = 336,818.92/x - Step 3: Cross multiply
608,755.43x = 840,107.28 × 336,818.92 - Step 4: Simplify right side
608,755.43x = 282,964,026,733.74 - Step 5: Solve for x
x = 282,964,026,733.74/608,755.43 - Step 6: Final answer
x = 464,823.82
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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.