Finding the Fourth Proportional to 848,311.25, 1,170,691.92 and 461,152.71
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Solution
The fourth proportional to 848,311.25, 1,170,691.92 and 461,152.71 is: 636,402.92
Step by Step Solution
- Step 1: Write the proportion equation
848,311.25 : 1,170,691.92 = 461,152.71 : x - Step 2: Convert to fraction form
848,311.25/1,170,691.92 = 461,152.71/x - Step 3: Cross multiply
848,311.25x = 1,170,691.92 × 461,152.71 - Step 4: Simplify right side
848,311.25x = 539,867,751,483.10 - Step 5: Solve for x
x = 539,867,751,483.10/848,311.25 - Step 6: Final answer
x = 636,402.92
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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.