Finding the Fourth Proportional to 751,316.08, 1,126,974.24 and 455,206
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Solution
The fourth proportional to 751,316.08, 1,126,974.24 and 455,206 is: 682,809.07
Step by Step Solution
- Step 1: Write the proportion equation
751,316.08 : 1,126,974.24 = 455,206 : x - Step 2: Convert to fraction form
751,316.08/1,126,974.24 = 455,206/x - Step 3: Cross multiply
751,316.08x = 1,126,974.24 × 455,206 - Step 4: Simplify right side
751,316.08x = 513,005,435,893.44 - Step 5: Solve for x
x = 513,005,435,893.44/751,316.08 - Step 6: Final answer
x = 682,809.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.