Finding the Fourth Proportional to 644,486.49, 966,730.14 and 245,034.99
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Solution
The fourth proportional to 644,486.49, 966,730.14 and 245,034.99 is: 367,552.64
Step by Step Solution
- Step 1: Write the proportion equation
644,486.49 : 966,730.14 = 245,034.99 : x - Step 2: Convert to fraction form
644,486.49/966,730.14 = 245,034.99/x - Step 3: Cross multiply
644,486.49x = 966,730.14 × 245,034.99 - Step 4: Simplify right side
644,486.49x = 236,882,710,187.60 - Step 5: Solve for x
x = 236,882,710,187.60/644,486.49 - Step 6: Final answer
x = 367,552.64
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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.