Finding the Fourth Proportional to 794,874.88, 1,096,955.40 and 455,408.68
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Solution
The fourth proportional to 794,874.88, 1,096,955.40 and 455,408.68 is: 628,480.06
Step by Step Solution
- Step 1: Write the proportion equation
794,874.88 : 1,096,955.40 = 455,408.68 : x - Step 2: Convert to fraction form
794,874.88/1,096,955.40 = 455,408.68/x - Step 3: Cross multiply
794,874.88x = 1,096,955.40 × 455,408.68 - Step 4: Simplify right side
794,874.88x = 499,563,010,732.87 - Step 5: Solve for x
x = 499,563,010,732.87/794,874.88 - Step 6: Final answer
x = 628,480.06
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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.