Finding the Fourth Proportional to 531,934.14, 733,961.58 and 338,418.66
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Solution
The fourth proportional to 531,934.14, 733,961.58 and 338,418.66 is: 466,949.34
Step by Step Solution
- Step 1: Write the proportion equation
531,934.14 : 733,961.58 = 338,418.66 : x - Step 2: Convert to fraction form
531,934.14/733,961.58 = 338,418.66/x - Step 3: Cross multiply
531,934.14x = 733,961.58 × 338,418.66 - Step 4: Simplify right side
531,934.14x = 248,386,294,395.08 - Step 5: Solve for x
x = 248,386,294,395.08/531,934.14 - Step 6: Final answer
x = 466,949.34
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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.