Finding the Fourth Proportional to 888,901.56, 1,225,406.70 and 633,810.36
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Solution
The fourth proportional to 888,901.56, 1,225,406.70 and 633,810.36 is: 873,747.44
Step by Step Solution
- Step 1: Write the proportion equation
888,901.56 : 1,225,406.70 = 633,810.36 : x - Step 2: Convert to fraction form
888,901.56/1,225,406.70 = 633,810.36/x - Step 3: Cross multiply
888,901.56x = 1,225,406.70 × 633,810.36 - Step 4: Simplify right side
888,901.56x = 776,675,461,673.41 - Step 5: Solve for x
x = 776,675,461,673.41/888,901.56 - Step 6: Final answer
x = 873,747.44
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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.