Finding the Fourth Proportional to 848,359.28, 1,170,758.16 and 466,395.68
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Solution
The fourth proportional to 848,359.28, 1,170,758.16 and 466,395.68 is: 643,638.33
Step by Step Solution
- Step 1: Write the proportion equation
848,359.28 : 1,170,758.16 = 466,395.68 : x - Step 2: Convert to fraction form
848,359.28/1,170,758.16 = 466,395.68/x - Step 3: Cross multiply
848,359.28x = 1,170,758.16 × 466,395.68 - Step 4: Simplify right side
848,359.28x = 546,036,548,148.75 - Step 5: Solve for x
x = 546,036,548,148.75/848,359.28 - Step 6: Final answer
x = 643,638.33
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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.