Finding the Fourth Proportional to 982,763.35, 1,474,153.27 and 272,846.75
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Solution
The fourth proportional to 982,763.35, 1,474,153.27 and 272,846.75 is: 409,272.41
Step by Step Solution
- Step 1: Write the proportion equation
982,763.35 : 1,474,153.27 = 272,846.75 : x - Step 2: Convert to fraction form
982,763.35/1,474,153.27 = 272,846.75/x - Step 3: Cross multiply
982,763.35x = 1,474,153.27 × 272,846.75 - Step 4: Simplify right side
982,763.35x = 402,217,920,668.49 - Step 5: Solve for x
x = 402,217,920,668.49/982,763.35 - Step 6: Final answer
x = 409,272.41
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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.