Finding the Fourth Proportional to 626,053.36, 863,268.94 and 465,206.80
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Solution
The fourth proportional to 626,053.36, 863,268.94 and 465,206.80 is: 641,476.60
Step by Step Solution
- Step 1: Write the proportion equation
626,053.36 : 863,268.94 = 465,206.80 : x - Step 2: Convert to fraction form
626,053.36/863,268.94 = 465,206.80/x - Step 3: Cross multiply
626,053.36x = 863,268.94 × 465,206.80 - Step 4: Simplify right side
626,053.36x = 401,598,581,116.79 - Step 5: Solve for x
x = 401,598,581,116.79/626,053.36 - Step 6: Final answer
x = 641,476.60
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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.