Finding the Fourth Proportional to 644,335.78, 966,503.67 and 244,882.66
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Solution
The fourth proportional to 644,335.78, 966,503.67 and 244,882.66 is: 367,323.99
Step by Step Solution
- Step 1: Write the proportion equation
644,335.78 : 966,503.67 = 244,882.66 : x - Step 2: Convert to fraction form
644,335.78/966,503.67 = 244,882.66/x - Step 3: Cross multiply
644,335.78x = 966,503.67 × 244,882.66 - Step 4: Simplify right side
644,335.78x = 236,679,989,609.36 - Step 5: Solve for x
x = 236,679,989,609.36/644,335.78 - Step 6: Final answer
x = 367,323.99
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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.