Finding the Fourth Proportional to 626,946.44, 865,450.96 and 423,273.26
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Solution
The fourth proportional to 626,946.44, 865,450.96 and 423,273.26 is: 584,295.92
Step by Step Solution
- Step 1: Write the proportion equation
626,946.44 : 865,450.96 = 423,273.26 : x - Step 2: Convert to fraction form
626,946.44/865,450.96 = 423,273.26/x - Step 3: Cross multiply
626,946.44x = 865,450.96 × 423,273.26 - Step 4: Simplify right side
626,946.44x = 366,322,249,209.33 - Step 5: Solve for x
x = 366,322,249,209.33/626,946.44 - Step 6: Final answer
x = 584,295.92
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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.