Finding the Fourth Proportional to 949,335.65, 1,423,781.97 and 275,236.04
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Solution
The fourth proportional to 949,335.65, 1,423,781.97 and 275,236.04 is: 412,789.84
Step by Step Solution
- Step 1: Write the proportion equation
949,335.65 : 1,423,781.97 = 275,236.04 : x - Step 2: Convert to fraction form
949,335.65/1,423,781.97 = 275,236.04/x - Step 3: Cross multiply
949,335.65x = 1,423,781.97 × 275,236.04 - Step 4: Simplify right side
949,335.65x = 391,876,111,246.20 - Step 5: Solve for x
x = 391,876,111,246.20/949,335.65 - Step 6: Final answer
x = 412,789.84
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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.