Finding the Fourth Proportional to 848,076.84, 1,170,349.83 and 466,128.23
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Solution
The fourth proportional to 848,076.84, 1,170,349.83 and 466,128.23 is: 643,259.03
Step by Step Solution
- Step 1: Write the proportion equation
848,076.84 : 1,170,349.83 = 466,128.23 : x - Step 2: Convert to fraction form
848,076.84/1,170,349.83 = 466,128.23/x - Step 3: Cross multiply
848,076.84x = 1,170,349.83 × 466,128.23 - Step 4: Simplify right side
848,076.84x = 545,533,088,886.95 - Step 5: Solve for x
x = 545,533,088,886.95/848,076.84 - Step 6: Final answer
x = 643,259.03
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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.