Finding the Fourth Proportional to 888,534.99, 1,224,902.93 and 633,443.31
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Solution
The fourth proportional to 888,534.99, 1,224,902.93 and 633,443.31 is: 873,242.55
Step by Step Solution
- Step 1: Write the proportion equation
888,534.99 : 1,224,902.93 = 633,443.31 : x - Step 2: Convert to fraction form
888,534.99/1,224,902.93 = 633,443.31/x - Step 3: Cross multiply
888,534.99x = 1,224,902.93 × 633,443.31 - Step 4: Simplify right side
888,534.99x = 775,906,563,240.68 - Step 5: Solve for x
x = 775,906,563,240.68/888,534.99 - Step 6: Final answer
x = 873,242.55
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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.