Finding the Fourth Proportional to 973,259.84, 1,450,893.36 and 957,921.68
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Solution
The fourth proportional to 973,259.84, 1,450,893.36 and 957,921.68 is: 1,428,027.90
Step by Step Solution
- Step 1: Write the proportion equation
973,259.84 : 1,450,893.36 = 957,921.68 : x - Step 2: Convert to fraction form
973,259.84/1,450,893.36 = 957,921.68/x - Step 3: Cross multiply
973,259.84x = 1,450,893.36 × 957,921.68 - Step 4: Simplify right side
973,259.84x = 1,389,842,206,743.18 - Step 5: Solve for x
x = 1,389,842,206,743.18/973,259.84 - Step 6: Final answer
x = 1,428,027.90
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.