Finding the Fourth Proportional to 827,837.28, 1,241,533.44 and 228,657.60
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Solution
The fourth proportional to 827,837.28, 1,241,533.44 and 228,657.60 is: 342,924.95
Step by Step Solution
- Step 1: Write the proportion equation
827,837.28 : 1,241,533.44 = 228,657.60 : x - Step 2: Convert to fraction form
827,837.28/1,241,533.44 = 228,657.60/x - Step 3: Cross multiply
827,837.28x = 1,241,533.44 × 228,657.60 - Step 4: Simplify right side
827,837.28x = 283,886,056,710.14 - Step 5: Solve for x
x = 283,886,056,710.14/827,837.28 - Step 6: Final answer
x = 342,924.95
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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.