Finding the Fourth Proportional to 1,150,678.06, 1,725,850.68 and 351,745.09
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Solution
The fourth proportional to 1,150,678.06, 1,725,850.68 and 351,745.09 is: 527,566.77
Step by Step Solution
- Step 1: Write the proportion equation
1,150,678.06 : 1,725,850.68 = 351,745.09 : x - Step 2: Convert to fraction form
1,150,678.06/1,725,850.68 = 351,745.09/x - Step 3: Cross multiply
1,150,678.06x = 1,725,850.68 × 351,745.09 - Step 4: Simplify right side
1,150,678.06x = 607,059,502,763.16 - Step 5: Solve for x
x = 607,059,502,763.16/1,150,678.06 - Step 6: Final answer
x = 527,566.77
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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.