Finding the Fourth Proportional to 627,526.74, 865,993.60 and 341,046.84
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Solution
The fourth proportional to 627,526.74, 865,993.60 and 341,046.84 is: 470,648.28
Step by Step Solution
- Step 1: Write the proportion equation
627,526.74 : 865,993.60 = 341,046.84 : x - Step 2: Convert to fraction form
627,526.74/865,993.60 = 341,046.84/x - Step 3: Cross multiply
627,526.74x = 865,993.60 × 341,046.84 - Step 4: Simplify right side
627,526.74x = 295,344,380,740.22 - Step 5: Solve for x
x = 295,344,380,740.22/627,526.74 - Step 6: Final answer
x = 470,648.28
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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.