Finding the Fourth Proportional to 848,434.79, 1,170,810.09 and 466,458.63
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Solution
The fourth proportional to 848,434.79, 1,170,810.09 and 466,458.63 is: 643,696.46
Step by Step Solution
- Step 1: Write the proportion equation
848,434.79 : 1,170,810.09 = 466,458.63 : x - Step 2: Convert to fraction form
848,434.79/1,170,810.09 = 466,458.63/x - Step 3: Cross multiply
848,434.79x = 1,170,810.09 × 466,458.63 - Step 4: Simplify right side
848,434.79x = 546,134,470,571.58 - Step 5: Solve for x
x = 546,134,470,571.58/848,434.79 - Step 6: Final answer
x = 643,696.46
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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.