Finding the Fourth Proportional to 503,285.10, 754,694.36 and 187,657.26
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Solution
The fourth proportional to 503,285.10, 754,694.36 and 187,657.26 is: 281,398.90
Step by Step Solution
- Step 1: Write the proportion equation
503,285.10 : 754,694.36 = 187,657.26 : x - Step 2: Convert to fraction form
503,285.10/754,694.36 = 187,657.26/x - Step 3: Cross multiply
503,285.10x = 754,694.36 × 187,657.26 - Step 4: Simplify right side
503,285.10x = 141,623,875,735.05 - Step 5: Solve for x
x = 141,623,875,735.05/503,285.10 - Step 6: Final answer
x = 281,398.90
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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.