Finding the Fourth Proportional to 723,174.18, 1,084,770.53 and 498,474.30
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Solution
The fourth proportional to 723,174.18, 1,084,770.53 and 498,474.30 is: 747,717.84
Step by Step Solution
- Step 1: Write the proportion equation
723,174.18 : 1,084,770.53 = 498,474.30 : x - Step 2: Convert to fraction form
723,174.18/1,084,770.53 = 498,474.30/x - Step 3: Cross multiply
723,174.18x = 1,084,770.53 × 498,474.30 - Step 4: Simplify right side
723,174.18x = 540,730,234,047.18 - Step 5: Solve for x
x = 540,730,234,047.18/723,174.18 - Step 6: Final answer
x = 747,717.84
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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.