Finding the Fourth Proportional to 888,503.99, 1,224,860.12 and 633,412.31
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Solution
The fourth proportional to 888,503.99, 1,224,860.12 and 633,412.31 is: 873,199.76
Step by Step Solution
- Step 1: Write the proportion equation
888,503.99 : 1,224,860.12 = 633,412.31 : x - Step 2: Convert to fraction form
888,503.99/1,224,860.12 = 633,412.31/x - Step 3: Cross multiply
888,503.99x = 1,224,860.12 × 633,412.31 - Step 4: Simplify right side
888,503.99x = 775,841,474,869.02 - Step 5: Solve for x
x = 775,841,474,869.02/888,503.99 - Step 6: Final answer
x = 873,199.76
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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.