Finding the Fourth Proportional to 598,851.42, 826,418.07 and 330,579.42
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Solution
The fourth proportional to 598,851.42, 826,418.07 and 330,579.42 is: 456,201.32
Step by Step Solution
- Step 1: Write the proportion equation
598,851.42 : 826,418.07 = 330,579.42 : x - Step 2: Convert to fraction form
598,851.42/826,418.07 = 330,579.42/x - Step 3: Cross multiply
598,851.42x = 826,418.07 × 330,579.42 - Step 4: Simplify right side
598,851.42x = 273,196,806,258.12 - Step 5: Solve for x
x = 273,196,806,258.12/598,851.42 - Step 6: Final answer
x = 456,201.32
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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.