Finding the Fourth Proportional to 498,469.23, 747,703.84 and 288,517.23
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Solution
The fourth proportional to 498,469.23, 747,703.84 and 288,517.23 is: 432,775.84
Step by Step Solution
- Step 1: Write the proportion equation
498,469.23 : 747,703.84 = 288,517.23 : x - Step 2: Convert to fraction form
498,469.23/747,703.84 = 288,517.23/x - Step 3: Cross multiply
498,469.23x = 747,703.84 × 288,517.23 - Step 4: Simplify right side
498,469.23x = 215,725,437,038.64 - Step 5: Solve for x
x = 215,725,437,038.64/498,469.23 - Step 6: Final answer
x = 432,775.84
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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.