Finding the Fourth Proportional to 903,213.99, 1,354,821.00 and 304,124.99
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Solution
The fourth proportional to 903,213.99, 1,354,821.00 and 304,124.99 is: 456,187.49
Step by Step Solution
- Step 1: Write the proportion equation
903,213.99 : 1,354,821.00 = 304,124.99 : x - Step 2: Convert to fraction form
903,213.99/1,354,821.00 = 304,124.99/x - Step 3: Cross multiply
903,213.99x = 1,354,821.00 × 304,124.99 - Step 4: Simplify right side
903,213.99x = 412,034,921,556.17 - Step 5: Solve for x
x = 412,034,921,556.17/903,213.99 - Step 6: Final answer
x = 456,187.49
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1.5x scale
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.