Finding the Fourth Proportional to 356,988.44, 535,620.36 and 188,501.96
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Solution
The fourth proportional to 356,988.44, 535,620.36 and 188,501.96 is: 282,825.65
Step by Step Solution
- Step 1: Write the proportion equation
356,988.44 : 535,620.36 = 188,501.96 : x - Step 2: Convert to fraction form
356,988.44/535,620.36 = 188,501.96/x - Step 3: Cross multiply
356,988.44x = 535,620.36 × 188,501.96 - Step 4: Simplify right side
356,988.44x = 100,965,487,675.91 - Step 5: Solve for x
x = 100,965,487,675.91/356,988.44 - Step 6: Final answer
x = 282,825.65
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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.