Finding the Fourth Proportional to 752,806.84, 1,126,848.30 and 396,741.38
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Solution
The fourth proportional to 752,806.84, 1,126,848.30 and 396,741.38 is: 593,867.28
Step by Step Solution
- Step 1: Write the proportion equation
752,806.84 : 1,126,848.30 = 396,741.38 : x - Step 2: Convert to fraction form
752,806.84/1,126,848.30 = 396,741.38/x - Step 3: Cross multiply
752,806.84x = 1,126,848.30 × 396,741.38 - Step 4: Simplify right side
752,806.84x = 447,067,349,592.65 - Step 5: Solve for x
x = 447,067,349,592.65/752,806.84 - Step 6: Final answer
x = 593,867.28
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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.