Finding the Fourth Proportional to 671,356.68, 926,491.62 and 365,452.92
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Solution
The fourth proportional to 671,356.68, 926,491.62 and 365,452.92 is: 504,335.59
Step by Step Solution
- Step 1: Write the proportion equation
671,356.68 : 926,491.62 = 365,452.92 : x - Step 2: Convert to fraction form
671,356.68/926,491.62 = 365,452.92/x - Step 3: Cross multiply
671,356.68x = 926,491.62 × 365,452.92 - Step 4: Simplify right side
671,356.68x = 338,589,067,884.53 - Step 5: Solve for x
x = 338,589,067,884.53/671,356.68 - Step 6: Final answer
x = 504,335.59
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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.