Finding the Fourth Proportional to 795,593.14, 1,097,422.74 and 485,353.98
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Solution
The fourth proportional to 795,593.14, 1,097,422.74 and 485,353.98 is: 669,486.03
Step by Step Solution
- Step 1: Write the proportion equation
795,593.14 : 1,097,422.74 = 485,353.98 : x - Step 2: Convert to fraction form
795,593.14/1,097,422.74 = 485,353.98/x - Step 3: Cross multiply
795,593.14x = 1,097,422.74 × 485,353.98 - Step 4: Simplify right side
795,593.14x = 532,638,494,601.51 - Step 5: Solve for x
x = 532,638,494,601.51/795,593.14 - Step 6: Final answer
x = 669,486.03
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1.5x scale
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.