Finding the Fourth Proportional to 475,089.22, 654,516.09 and 331,596.10
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Solution
The fourth proportional to 475,089.22, 654,516.09 and 331,596.10 is: 456,829.95
Step by Step Solution
- Step 1: Write the proportion equation
475,089.22 : 654,516.09 = 331,596.10 : x - Step 2: Convert to fraction form
475,089.22/654,516.09 = 331,596.10/x - Step 3: Cross multiply
475,089.22x = 654,516.09 × 331,596.10 - Step 4: Simplify right side
475,089.22x = 217,034,982,831.25 - Step 5: Solve for x
x = 217,034,982,831.25/475,089.22 - Step 6: Final answer
x = 456,829.95
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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.