Finding the Fourth Proportional to 982,440.50, 1,473,660.69 and 272,468.51
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Solution
The fourth proportional to 982,440.50, 1,473,660.69 and 272,468.51 is: 408,702.75
Step by Step Solution
- Step 1: Write the proportion equation
982,440.50 : 1,473,660.69 = 272,468.51 : x - Step 2: Convert to fraction form
982,440.50/1,473,660.69 = 272,468.51/x - Step 3: Cross multiply
982,440.50x = 1,473,660.69 × 272,468.51 - Step 4: Simplify right side
982,440.50x = 401,526,131,118.67 - Step 5: Solve for x
x = 401,526,131,118.67/982,440.50 - Step 6: Final answer
x = 408,702.75
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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.