Finding the Fourth Proportional to 888,562.75, 1,224,941.21 and 633,471.07
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Solution
The fourth proportional to 888,562.75, 1,224,941.21 and 633,471.07 is: 873,280.83
Step by Step Solution
- Step 1: Write the proportion equation
888,562.75 : 1,224,941.21 = 633,471.07 : x - Step 2: Convert to fraction form
888,562.75/1,224,941.21 = 633,471.07/x - Step 3: Cross multiply
888,562.75x = 1,224,941.21 × 633,471.07 - Step 4: Simplify right side
888,562.75x = 775,964,815,818.44 - Step 5: Solve for x
x = 775,964,815,818.44/888,562.75 - Step 6: Final answer
x = 873,280.83
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1.5x scale
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.