Finding the Fourth Proportional to 626,207.22, 864,166.28 and 339,727.23
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Solution
The fourth proportional to 626,207.22, 864,166.28 and 339,727.23 is: 468,823.75
Step by Step Solution
- Step 1: Write the proportion equation
626,207.22 : 864,166.28 = 339,727.23 : x - Step 2: Convert to fraction form
626,207.22/864,166.28 = 339,727.23/x - Step 3: Cross multiply
626,207.22x = 864,166.28 × 339,727.23 - Step 4: Simplify right side
626,207.22x = 293,580,816,563.80 - Step 5: Solve for x
x = 293,580,816,563.80/626,207.22 - Step 6: Final answer
x = 468,823.75
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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.