Finding the Fourth Proportional to 888,504.49, 1,224,860.80 and 633,412.81
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Solution
The fourth proportional to 888,504.49, 1,224,860.80 and 633,412.81 is: 873,200.45
Step by Step Solution
- Step 1: Write the proportion equation
888,504.49 : 1,224,860.80 = 633,412.81 : x - Step 2: Convert to fraction form
888,504.49/1,224,860.80 = 633,412.81/x - Step 3: Cross multiply
888,504.49x = 1,224,860.80 × 633,412.81 - Step 4: Simplify right side
888,504.49x = 775,842,521,186.85 - Step 5: Solve for x
x = 775,842,521,186.85/888,504.49 - Step 6: Final answer
x = 873,200.45
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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.