Finding the Fourth Proportional to 503,491.55, 694,335.38 and 338,293.11
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Solution
The fourth proportional to 503,491.55, 694,335.38 and 338,293.11 is: 466,519.99
Step by Step Solution
- Step 1: Write the proportion equation
503,491.55 : 694,335.38 = 338,293.11 : x - Step 2: Convert to fraction form
503,491.55/694,335.38 = 338,293.11/x - Step 3: Cross multiply
503,491.55x = 694,335.38 × 338,293.11 - Step 4: Simplify right side
503,491.55x = 234,888,875,083.23 - Step 5: Solve for x
x = 234,888,875,083.23/503,491.55 - Step 6: Final answer
x = 466,519.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.