Finding the Fourth Proportional to 436,283.68, 601,825.57 and 261,808.74
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Solution
The fourth proportional to 436,283.68, 601,825.57 and 261,808.74 is: 361,148.49
Step by Step Solution
- Step 1: Write the proportion equation
436,283.68 : 601,825.57 = 261,808.74 : x - Step 2: Convert to fraction form
436,283.68/601,825.57 = 261,808.74/x - Step 3: Cross multiply
436,283.68x = 601,825.57 × 261,808.74 - Step 4: Simplify right side
436,283.68x = 157,563,194,181.48 - Step 5: Solve for x
x = 157,563,194,181.48/436,283.68 - Step 6: Final answer
x = 361,148.49
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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.