Finding the Fourth Proportional to 907,481.28, 1,361,221.92 and 242,616
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Solution
The fourth proportional to 907,481.28, 1,361,221.92 and 242,616 is: 363,924.00
Step by Step Solution
- Step 1: Write the proportion equation
907,481.28 : 1,361,221.92 = 242,616 : x - Step 2: Convert to fraction form
907,481.28/1,361,221.92 = 242,616/x - Step 3: Cross multiply
907,481.28x = 1,361,221.92 × 242,616 - Step 4: Simplify right side
907,481.28x = 330,254,217,342.72 - Step 5: Solve for x
x = 330,254,217,342.72/907,481.28 - Step 6: Final answer
x = 363,924.00
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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.