Finding the Fourth Proportional to 714,921.24, 1,072,536.16 and 241,596.12
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Solution
The fourth proportional to 714,921.24, 1,072,536.16 and 241,596.12 is: 362,446.32
Step by Step Solution
- Step 1: Write the proportion equation
714,921.24 : 1,072,536.16 = 241,596.12 : x - Step 2: Convert to fraction form
714,921.24/1,072,536.16 = 241,596.12/x - Step 3: Cross multiply
714,921.24x = 1,072,536.16 × 241,596.12 - Step 4: Simplify right side
714,921.24x = 259,120,574,815.70 - Step 5: Solve for x
x = 259,120,574,815.70/714,921.24 - Step 6: Final answer
x = 362,446.32
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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.