Finding the Fourth Proportional to 848,867.18, 1,171,458.87 and 466,903.99
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Solution
The fourth proportional to 848,867.18, 1,171,458.87 and 466,903.99 is: 644,339.69
Step by Step Solution
- Step 1: Write the proportion equation
848,867.18 : 1,171,458.87 = 466,903.99 : x - Step 2: Convert to fraction form
848,867.18/1,171,458.87 = 466,903.99/x - Step 3: Cross multiply
848,867.18x = 1,171,458.87 × 466,903.99 - Step 4: Simplify right side
848,867.18x = 546,958,814,666.60 - Step 5: Solve for x
x = 546,958,814,666.60/848,867.18 - Step 6: Final answer
x = 644,339.69
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1.5x scale
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.