Finding the Fourth Proportional to 653,144.78, 979,753.62 and 203,927.68
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Solution
The fourth proportional to 653,144.78, 979,753.62 and 203,927.68 is: 305,902.90
Step by Step Solution
- Step 1: Write the proportion equation
653,144.78 : 979,753.62 = 203,927.68 : x - Step 2: Convert to fraction form
653,144.78/979,753.62 = 203,927.68/x - Step 3: Cross multiply
653,144.78x = 979,753.62 × 203,927.68 - Step 4: Simplify right side
653,144.78x = 199,798,882,698.20 - Step 5: Solve for x
x = 199,798,882,698.20/653,144.78 - Step 6: Final answer
x = 305,902.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.