Finding the Fourth Proportional to 653,283.43, 901,556.41 and 362,916.99
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Solution
The fourth proportional to 653,283.43, 901,556.41 and 362,916.99 is: 500,839.49
Step by Step Solution
- Step 1: Write the proportion equation
653,283.43 : 901,556.41 = 362,916.99 : x - Step 2: Convert to fraction form
653,283.43/901,556.41 = 362,916.99/x - Step 3: Cross multiply
653,283.43x = 901,556.41 × 362,916.99 - Step 4: Simplify right side
653,283.43x = 327,190,138,632.41 - Step 5: Solve for x
x = 327,190,138,632.41/653,283.43 - Step 6: Final answer
x = 500,839.49
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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.