Finding the Fourth Proportional to 1,094,282.75, 1,641,431.42 and 346,328.75
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Solution
The fourth proportional to 1,094,282.75, 1,641,431.42 and 346,328.75 is: 519,495.43
Step by Step Solution
- Step 1: Write the proportion equation
1,094,282.75 : 1,641,431.42 = 346,328.75 : x - Step 2: Convert to fraction form
1,094,282.75/1,641,431.42 = 346,328.75/x - Step 3: Cross multiply
1,094,282.75x = 1,641,431.42 × 346,328.75 - Step 4: Simplify right side
1,094,282.75x = 568,474,891,899.33 - Step 5: Solve for x
x = 568,474,891,899.33/1,094,282.75 - Step 6: Final answer
x = 519,495.43
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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.