Finding the Fourth Proportional to 453,473.05, 680,326.44 and 325,537.65
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Solution
The fourth proportional to 453,473.05, 680,326.44 and 325,537.65 is: 488,390.37
Step by Step Solution
- Step 1: Write the proportion equation
453,473.05 : 680,326.44 = 325,537.65 : x - Step 2: Convert to fraction form
453,473.05/680,326.44 = 325,537.65/x - Step 3: Cross multiply
453,473.05x = 680,326.44 × 325,537.65 - Step 4: Simplify right side
453,473.05x = 221,471,871,120.85 - Step 5: Solve for x
x = 221,471,871,120.85/453,473.05 - Step 6: Final answer
x = 488,390.37
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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.