Finding the Fourth Proportional to 810,124.99, 1,214,906.06 and 450,844.12
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Solution
The fourth proportional to 810,124.99, 1,214,906.06 and 450,844.12 is: 676,109.56
Step by Step Solution
- Step 1: Write the proportion equation
810,124.99 : 1,214,906.06 = 450,844.12 : x - Step 2: Convert to fraction form
810,124.99/1,214,906.06 = 450,844.12/x - Step 3: Cross multiply
810,124.99x = 1,214,906.06 × 450,844.12 - Step 4: Simplify right side
810,124.99x = 547,733,251,593.21 - Step 5: Solve for x
x = 547,733,251,593.21/810,124.99 - Step 6: Final answer
x = 676,109.56
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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.