Finding the Fourth Proportional to 943,880.10, 1,302,493.14 and 556,606.69
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Solution
The fourth proportional to 943,880.10, 1,302,493.14 and 556,606.69 is: 768,081.03
Step by Step Solution
- Step 1: Write the proportion equation
943,880.10 : 1,302,493.14 = 556,606.69 : x - Step 2: Convert to fraction form
943,880.10/1,302,493.14 = 556,606.69/x - Step 3: Cross multiply
943,880.10x = 1,302,493.14 × 556,606.69 - Step 4: Simplify right side
943,880.10x = 724,976,396,794.62 - Step 5: Solve for x
x = 724,976,396,794.62/943,880.10 - Step 6: Final answer
x = 768,081.03
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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.