Finding the Fourth Proportional to 731,602.36, 1,097,508.68 and 226,202.76
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Solution
The fourth proportional to 731,602.36, 1,097,508.68 and 226,202.76 is: 339,336.65
Step by Step Solution
- Step 1: Write the proportion equation
731,602.36 : 1,097,508.68 = 226,202.76 : x - Step 2: Convert to fraction form
731,602.36/1,097,508.68 = 226,202.76/x - Step 3: Cross multiply
731,602.36x = 1,097,508.68 × 226,202.76 - Step 4: Simplify right side
731,602.36x = 248,259,492,539.96 - Step 5: Solve for x
x = 248,259,492,539.96/731,602.36 - Step 6: Final answer
x = 339,336.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.