Finding the Fourth Proportional to 579,190.56, 799,283.28 and 352,836.06
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Solution
The fourth proportional to 579,190.56, 799,283.28 and 352,836.06 is: 486,913.95
Step by Step Solution
- Step 1: Write the proportion equation
579,190.56 : 799,283.28 = 352,836.06 : x - Step 2: Convert to fraction form
579,190.56/799,283.28 = 352,836.06/x - Step 3: Cross multiply
579,190.56x = 799,283.28 × 352,836.06 - Step 4: Simplify right side
579,190.56x = 282,015,963,339.08 - Step 5: Solve for x
x = 282,015,963,339.08/579,190.56 - Step 6: Final answer
x = 486,913.95
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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.