Finding the Fourth Proportional to 698,650.56, 1,048,179.96 and 225,325.44
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Solution
The fourth proportional to 698,650.56, 1,048,179.96 and 225,325.44 is: 338,053.99
Step by Step Solution
- Step 1: Write the proportion equation
698,650.56 : 1,048,179.96 = 225,325.44 : x - Step 2: Convert to fraction form
698,650.56/1,048,179.96 = 225,325.44/x - Step 3: Cross multiply
698,650.56x = 1,048,179.96 × 225,325.44 - Step 4: Simplify right side
698,650.56x = 236,181,610,686.18 - Step 5: Solve for x
x = 236,181,610,686.18/698,650.56 - Step 6: Final answer
x = 338,053.99
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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.