Finding the Fourth Proportional to 848,088.90, 1,170,349.11 and 466,107.48
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Solution
The fourth proportional to 848,088.90, 1,170,349.11 and 466,107.48 is: 643,220.86
Step by Step Solution
- Step 1: Write the proportion equation
848,088.90 : 1,170,349.11 = 466,107.48 : x - Step 2: Convert to fraction form
848,088.90/1,170,349.11 = 466,107.48/x - Step 3: Cross multiply
848,088.90x = 1,170,349.11 × 466,107.48 - Step 4: Simplify right side
848,088.90x = 545,508,474,382.34 - Step 5: Solve for x
x = 545,508,474,382.34/848,088.90 - Step 6: Final answer
x = 643,220.86
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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.