Finding the Fourth Proportional to 465,839.37, 642,881.12 and 261,954.48
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Solution
The fourth proportional to 465,839.37, 642,881.12 and 261,954.48 is: 361,509.99
Step by Step Solution
- Step 1: Write the proportion equation
465,839.37 : 642,881.12 = 261,954.48 : x - Step 2: Convert to fraction form
465,839.37/642,881.12 = 261,954.48/x - Step 3: Cross multiply
465,839.37x = 642,881.12 × 261,954.48 - Step 4: Simplify right side
465,839.37x = 168,405,588,181.65 - Step 5: Solve for x
x = 168,405,588,181.65/465,839.37 - Step 6: Final answer
x = 361,509.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.