Finding the Fourth Proportional to 794,242.09, 1,191,074.72 and 434,678.68
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Solution
The fourth proportional to 794,242.09, 1,191,074.72 and 434,678.68 is: 651,860.17
Step by Step Solution
- Step 1: Write the proportion equation
794,242.09 : 1,191,074.72 = 434,678.68 : x - Step 2: Convert to fraction form
794,242.09/1,191,074.72 = 434,678.68/x - Step 3: Cross multiply
794,242.09x = 1,191,074.72 × 434,678.68 - Step 4: Simplify right side
794,242.09x = 517,734,785,179.98 - Step 5: Solve for x
x = 517,734,785,179.98/794,242.09 - Step 6: Final answer
x = 651,860.17
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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.