Finding the Fourth Proportional to 471,894.46, 651,224.36 and 257,034.01
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Solution
The fourth proportional to 471,894.46, 651,224.36 and 257,034.01 is: 354,712.38
Step by Step Solution
- Step 1: Write the proportion equation
471,894.46 : 651,224.36 = 257,034.01 : x - Step 2: Convert to fraction form
471,894.46/651,224.36 = 257,034.01/x - Step 3: Cross multiply
471,894.46x = 651,224.36 × 257,034.01 - Step 4: Simplify right side
471,894.46x = 167,386,807,450.24 - Step 5: Solve for x
x = 167,386,807,450.24/471,894.46 - Step 6: Final answer
x = 354,712.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.