Finding the Fourth Proportional to 982,234.62, 1,473,206.13 and 272,188.62
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Solution
The fourth proportional to 982,234.62, 1,473,206.13 and 272,188.62 is: 408,242.53
Step by Step Solution
- Step 1: Write the proportion equation
982,234.62 : 1,473,206.13 = 272,188.62 : x - Step 2: Convert to fraction form
982,234.62/1,473,206.13 = 272,188.62/x - Step 3: Cross multiply
982,234.62x = 1,473,206.13 × 272,188.62 - Step 4: Simplify right side
982,234.62x = 400,989,943,500.24 - Step 5: Solve for x
x = 400,989,943,500.24/982,234.62 - Step 6: Final answer
x = 408,242.53
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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.