Finding the Fourth Proportional to 626,051.36, 863,266.18 and 465,204.80
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Solution
The fourth proportional to 626,051.36, 863,266.18 and 465,204.80 is: 641,473.84
Step by Step Solution
- Step 1: Write the proportion equation
626,051.36 : 863,266.18 = 465,204.80 : x - Step 2: Convert to fraction form
626,051.36/863,266.18 = 465,204.80/x - Step 3: Cross multiply
626,051.36x = 863,266.18 × 465,204.80 - Step 4: Simplify right side
626,051.36x = 401,595,570,613.66 - Step 5: Solve for x
x = 401,595,570,613.66/626,051.36 - Step 6: Final answer
x = 641,473.84
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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.