Finding the Fourth Proportional to 848,393.24, 1,170,790.61 and 466,422.75
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Solution
The fourth proportional to 848,393.24, 1,170,790.61 and 466,422.75 is: 643,667.76
Step by Step Solution
- Step 1: Write the proportion equation
848,393.24 : 1,170,790.61 = 466,422.75 : x - Step 2: Convert to fraction form
848,393.24/1,170,790.61 = 466,422.75/x - Step 3: Cross multiply
848,393.24x = 1,170,790.61 × 466,422.75 - Step 4: Simplify right side
848,393.24x = 546,083,373,658.26 - Step 5: Solve for x
x = 546,083,373,658.26/848,393.24 - Step 6: Final answer
x = 643,667.76
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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.