Finding the Fourth Proportional to 758,647.87, 1,047,006.46 and 414,536.08
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Solution
The fourth proportional to 758,647.87, 1,047,006.46 and 414,536.08 is: 572,099.34
Step by Step Solution
- Step 1: Write the proportion equation
758,647.87 : 1,047,006.46 = 414,536.08 : x - Step 2: Convert to fraction form
758,647.87/1,047,006.46 = 414,536.08/x - Step 3: Cross multiply
758,647.87x = 1,047,006.46 × 414,536.08 - Step 4: Simplify right side
758,647.87x = 434,021,951,195.10 - Step 5: Solve for x
x = 434,021,951,195.10/758,647.87 - Step 6: Final answer
x = 572,099.34
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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.