Finding the Fourth Proportional to 325,497.08, 448,769.55 and 223,345.14
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Solution
The fourth proportional to 325,497.08, 448,769.55 and 223,345.14 is: 307,930.56
Step by Step Solution
- Step 1: Write the proportion equation
325,497.08 : 448,769.55 = 223,345.14 : x - Step 2: Convert to fraction form
325,497.08/448,769.55 = 223,345.14/x - Step 3: Cross multiply
325,497.08x = 448,769.55 × 223,345.14 - Step 4: Simplify right side
325,497.08x = 100,230,497,972.49 - Step 5: Solve for x
x = 100,230,497,972.49/325,497.08 - Step 6: Final answer
x = 307,930.56
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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.