Finding the Fourth Proportional to 973,529.70, 1,460,261.75 and 440,678.09
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Solution
The fourth proportional to 973,529.70, 1,460,261.75 and 440,678.09 is: 661,002.28
Step by Step Solution
- Step 1: Write the proportion equation
973,529.70 : 1,460,261.75 = 440,678.09 : x - Step 2: Convert to fraction form
973,529.70/1,460,261.75 = 440,678.09/x - Step 3: Cross multiply
973,529.70x = 1,460,261.75 × 440,678.09 - Step 4: Simplify right side
973,529.70x = 643,505,349,385.36 - Step 5: Solve for x
x = 643,505,349,385.36/973,529.70 - Step 6: Final answer
x = 661,002.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.